How can I create PHP SOAP request to look exact like this?

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PHP

SOAP

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <soap:Header>
    <OGHeader transactionID="000032" primaryLangID="E" timeStamp="2008-12-09T09:55:16.3618750-05:00" xmlns="http://webservices.test.com/og/4.3/Core/">
      <Origin entityID="OWS" systemType="WEB" />
      <Destination entityID="TI" systemType="ORS" />
    </OGHeader>
  </soap:Header>
  <soap:Body>
    <AvailabilityRequest xmlns:a="http://webservices.test.com/og/4.3/Availability/" xmlns:hc="http://webservices.test.com/og/4.3/HotelCommon/" summaryOnly="true" xmlns="http://webservices.test.com/ows/5.1/Availability.wsdl">
      <a:AvailRequestSegment availReqType="Room" numberOfRooms="1" totalNumberOfGuests="1" totalNumberOfChildren="0">
        <a:StayDateRange>
          <hc:StartDate>2013-10-05T00:00:00.0000000-05:00</hc:StartDate>
          <hc:EndDate>2013-10-06T00:00:00.0000000-05:00</hc:EndDate>
        </a:StayDateRange>
        <a:HotelSearchCriteria>
          <a:Criterion>
            <a:HotelRef chainCode="AXA" hotelCode="AXAMUM" />
          </a:Criterion>
        </a:HotelSearchCriteria>
      </a:AvailRequestSegment>
    </AvailabilityRequest>
  </soap:Body>
</soap:Envelope>

with php i want to create request , that xml should look like this, i am using web service test tool and its working fine while i post below xml to it, i just want to know i can i create soap request exactly like this ?


i am using nusoap, but in its http://www.scottnichol.com/nusoapintro.htm examples basics are only given how can i pass multidiamentional parameters like in this xml staydaterange, startdate,enddate ?

OR

can i pass string as a SOAP Request ?