<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/" xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
   <s:Header>
      <t:RequestServerVersion Version="Exchange2010_SP1"/>
   </s:Header>
   <s:Body>
      <m:GetRooms>
         <m:RoomList>
            <t:EmailAddress>KSNMeetingRooms@dataart.com</t:EmailAddress>
         </m:RoomList>
      </m:GetRooms>
   </s:Body>
</s:Envelope>