<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
                  xmlns:oas="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"
                  xmlns:ns="http://www.opentravel.org/OTA/2003/05">
  <soapenv:Header>
    <oas:Security>
      <oas:Username>user</oas:Username>
      <oas:Password>passwd</oas:Password>
    </oas:Security>
  </soapenv:Header>
  <soapenv:Body>
    <ns:OTA_HotelAvailRQ EchoToken="abc-123" TimeStamp="2016-01-01T12:00:00+00:00" Version="1.000">
      <ns:POS>
        <ns:Source>
          <ns:RequestorID Type="2" ID="CHM"/>
        </ns:Source>
      </ns:POS>
      <ns:AvailRequestSegments>
        <ns:AvailRequestSegment AvailReqType="Room" ResponseType="RateInfoDetails">
          <ns:HotelSearchCriteria>
            <ns:Criterion>
              <ns:HotelRef HotelCode="4000000015"/>
            </ns:Criterion>
          </ns:HotelSearchCriteria>
        </ns:AvailRequestSegment>
      </ns:AvailRequestSegments>
    </ns:OTA_HotelAvailRQ>
  </soapenv:Body>
</soapenv:Envelope>