code: def reservations(self):
          
          if self._reservations is None:
              self._reservations = ReservationList(
                  self._version,
                  workspace_sid=self._solution['workspace_sid'],
                  task_sid=self._solution['sid'],
              )
          return self._reservations
docs: Access the reservations
  
          :returns: twilio.rest.taskrouter.v1.workspace.task.reservation.ReservationList
          :rtype: twilio.rest.taskrouter.v1.workspace.task.reservation.ReservationList