มี Tag XML มาครับ อยากได้คำสั่งของ PHP ที่สลับที่ตำแหน่ง Tag XML โดยให้เรียงตาม ราคา , ชื่อห้อง มีตัวอย่างครับ

						<FTSXML_FAHR>
    <VERSION />
    <SESSION_ID />
    <USER_TOKEN />
    <HOTEL>
        <SEQNO>1</SEQNO>
        <GRADE>3-Star +</GRADE>
        <ADDRESS></ADDRESS>
        <HOTEL_EMAIL></HOTEL_EMAIL>
        <POSTAL></POSTAL>
        <HOTELID>AON</HOTELID>
        <HOTELNAME>A-ONE BANGKOK HOTEL</HOTELNAME>
        <COUNTRY_ID>THA</COUNTRY_ID>
        <CITY>BKK</CITY>
        <CHECK_IN_DATE>2016 FEBRUARY 06</CHECK_IN_DATE>
        <CHECK_OUT_DATE>2016 FEBRUARY 09</CHECK_OUT_DATE>
        <CANCELLATION_POLICY>
            <CHARGE1>
                <CANCEL_DUE_DATE>2016 JANUARY 16</CANCEL_DUE_DATE>
                <CANCEL_NIGHT_CHARGE>0</CANCEL_NIGHT_CHARGE>
            </CHARGE1>
            <CHARGE2>
                <CANCEL_DUE_DATE>2016 JANUARY 17</CANCEL_DUE_DATE>
                <CANCEL_NIGHT_CHARGE>1</CANCEL_NIGHT_CHARGE>
            </CHARGE2>
            <CHARGE3>
                <CANCEL_DUE_DATE>2016 JANUARY 24</CANCEL_DUE_DATE>
                <CANCEL_NIGHT_CHARGE>1.5</CANCEL_NIGHT_CHARGE>
            </CHARGE3>
            <CHARGE4>
                <CANCEL_DUE_DATE>2016 JANUARY 31</CANCEL_DUE_DATE>
                <CANCEL_NIGHT_CHARGE>3</CANCEL_NIGHT_CHARGE>
            </CHARGE4>
        </CANCELLATION_POLICY>
        <ROOMINFO>
            <ROOM_TYPE_ID>SP</ROOM_TYPE_ID>
            <ROOM_CATEGORY>SG</ROOM_CATEGORY>
            <ROOM_NAME>Superior/ SINGLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>2630</PRICE_UNIT>
            <PRICE_TOTAL>7890</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EX</ROOM_TYPE_ID>
            <ROOM_CATEGORY>SG</ROOM_CATEGORY>
            <ROOM_NAME>Executive/ SINGLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>4110</PRICE_UNIT>
            <PRICE_TOTAL>12330</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EXD</ROOM_TYPE_ID>
            <ROOM_CATEGORY>SG</ROOM_CATEGORY>
            <ROOM_NAME>Executive Deluxe/ SINGLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>4630</PRICE_UNIT>
            <PRICE_TOTAL>13890</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>SP</ROOM_TYPE_ID>
            <ROOM_CATEGORY>DB</ROOM_CATEGORY>
            <ROOM_NAME>Superior/ DOUBLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>2640</PRICE_UNIT>
            <PRICE_TOTAL>7920</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EX</ROOM_TYPE_ID>
            <ROOM_CATEGORY>DB</ROOM_CATEGORY>
            <ROOM_NAME>Executive/ DOUBLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>4100</PRICE_UNIT>
            <PRICE_TOTAL>12300</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EXD</ROOM_TYPE_ID>
            <ROOM_CATEGORY>DB</ROOM_CATEGORY>
            <ROOM_NAME>Executive Deluxe/ DOUBLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>4640</PRICE_UNIT>
            <PRICE_TOTAL>13920</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>SP</ROOM_TYPE_ID>
            <ROOM_CATEGORY>TR</ROOM_CATEGORY>
            <ROOM_NAME>Superior/ TRIPLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>3780</PRICE_UNIT>
            <PRICE_TOTAL>11340</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EX</ROOM_TYPE_ID>
            <ROOM_CATEGORY>TR</ROOM_CATEGORY>
            <ROOM_NAME>Executive/ TRIPLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>5280</PRICE_UNIT>
            <PRICE_TOTAL>15840</PRICE_TOTAL>
        </ROOMINFO>
        <ROOMINFO>
            <ROOM_TYPE_ID>EXD</ROOM_TYPE_ID>
            <ROOM_CATEGORY>TR</ROOM_CATEGORY>
            <ROOM_NAME>Executive Deluxe/ TRIPLE ROOM</ROOM_NAME>
            <QUANTITY>0</QUANTITY>
            <ROOM_AVAILABILITY>R</ROOM_AVAILABILITY>
            <PROMOTION></PROMOTION>
            <BB_CODE>BB</BB_CODE>
            <PRICE_PER>R</PRICE_PER>
            <PRICE_CURRENCY>THB</PRICE_CURRENCY>
            <PRICE_UNIT>5790</PRICE_UNIT>
            <PRICE_TOTAL>17370</PRICE_TOTAL>
        </ROOMINFO>
        <HOTEL_REMARK>Rates are applicable for Worldwide (except Thai)
</HOTEL_REMARK>
        <SUBSERVICE>WW</SUBSERVICE>
    </HOTEL>
</FTSXML_FAHR>