<system.serviceModel>
  <bindings>
    <basicHttpBinding>
      <binding name="QAS_QRY_SERVICE_Binding">
        <security mode="TransportWithMessageCredential">
          <message clientCredentialType="UserName" />
        </security>
      </binding>
    </basicHttpBinding>
  </bindings>
  <client>
    <endpoint address="https://service.url/PSIGW/PeopleSoftServiceListeningConnector/PSFT_FS91DEV2"
      binding="basicHttpBinding" bindingConfiguration="QAS_QRY_SERVICE_Binding"
      contract="PeopleSoft.QAS_QRY_SERVICE_PortType" name="QAS_QRY_SERVICE_Port" />
  </client>
</system.serviceModel>

var connection = new PeopleSoft.QAS_QRY_SERVICE_PortTypeClient();
connection.ClientCredentials.UserName.UserName = "XXXXXX";
connection.ClientCredentials.UserName.Password = "YYYYYY";

var param = new PeopleSoft.QAS_EXEQRY_SYNC_REQ_MSGType();
param.QAS_EXEQRY_SYNC_REQ = new PeopleSoft.QAS_EXEQRY_SYNC_REQ_TypeShape();
param.QAS_EXEQRY_SYNC_REQ.QueryName = "SOIAP_OBJECT_STATUS";
param.QAS_EXEQRY_SYNC_REQ.isConnectedQuery = PeopleSoft.isConnectedQuery_TypeDef1.N;
param.QAS_EXEQRY_SYNC_REQ.OwnerType = "PUBLIC";
param.QAS_EXEQRY_SYNC_REQ.BlockSizeKB = "0";
param.QAS_EXEQRY_SYNC_REQ.MaxRow = "9999";
param.QAS_EXEQRY_SYNC_REQ.OutResultType = PeopleSoft.OutResultType_TypeDef1.WEBROWSET;
param.QAS_EXEQRY_SYNC_REQ.OutResultFormat = PeopleSoft.OutResultFormat_TypeDef1.NONFILE;
param.QAS_EXEQRY_SYNC_REQ.Prompts = new PeopleSoft.Prompts_TypeDefPROMPT1[] {
    new PeopleSoft.Prompts_TypeDefPROMPT1() { FieldValue = "Data1", UniquePromptName = "BIND1" } ,
    new PeopleSoft.Prompts_TypeDefPROMPT1() { FieldValue = "Data2", UniquePromptName = "BIND2" } ,
    new PeopleSoft.Prompts_TypeDefPROMPT1() { FieldValue = "Data3", UniquePromptName = "BIND3" } ,
};
try
{
    var results = connection.QAS_EXECUTEQRYSYNC_OPER( param );

    Console.WriteLine( results.QAS_QUERYRESULTS_STATUS_RESP.status );
}
catch( FaultException e )
{
    DisplayFault( e );
}
catch( Exception e )
{
    if( e.InnerException != null && e.InnerException is FaultException )
    {
        DisplayFault( e.InnerException as FaultException );
    }
    else
    {
        Console.WriteLine( e.ToString() );
    }
}
Console.WriteLine( "Done" );
Console.ReadLine();