Response XML 
<soapenv:Body>
      <list:getSailingListResponse xmlns:alpha="
http://www.opentravel.org/OTA/2003/05/alpha" xmlns:list="
http://services.rccl.com/Interfaces/SailingList">         <alpha:OTA_CruiseSailAvailRS MaxResponses="9" MoreDataEchoToken="2014-08-0812EUROPJR" MoreIndicator="false" SequenceNmbr="0" Version="1.0">
            <alpha:Success/>
            <alpha:Warnings>
               <alpha:Warning Type="3"/>
            </alpha:Warnings>
            <alpha:SailingOptions>
               <alpha:SailingOption>
                  <alpha:SelectedSailing ListOfSailingDescriptionCode="6" Duration="P7N" PortsOfCallQuantity="6" 
Start="2014-05-12" Status="36">
                     <alpha:CruiseLine ShipCode="JR" VendorCode="AZA"/>
                     <alpha:Region RegionCode="EUROP" SubRegionCode="EME"/>
                     <alpha:DeparturePort LocationCode="ATH"/>
                     <alpha:ArrivalPort LocationCode="ROM"/>
                  </alpha:SelectedSailing>
Below path i have given in the XPATH... but it is not working
${Sailings_Request#Response#declare namespace list='
http://services.rccl.com/Interfaces/SailingList'; declare namespace alpha='
http://www.opentravel.org/OTA/2003/05/alpha'; //list:getSailingListResponse[1]/alpha:OTA_CruiseSailAvailRS[1]/alpha:SailingOptions[1]/alpha:SailingOption[1]/alpha:SelectedSailing[1]/
[xs:Start(@Start)  ge xs:Start('2014-05-11')}