code: def trip(self, origin_id, dest_id, date=None):
          
          date = date if date else datetime.now()
          response = self._request(
              'trip',
              originId=origin_id,
              destId=dest_id,
              date=date.strftime(DATE_FORMAT),
              time=date.strftime(TIME_FORMAT))
          return _get_node(response, 'TripList', 'Trip')
docs: trip