generate response: I'm staying for 2 days and it's just myself. What train can I take to depart from the stansted airport that leaves at 19:30?. Intent: find_train. Slots: hotel-bookpeople=1, hotel-bookstay=2, hotel-name=lensfield hotel, train-departure=stansted airport, train-destination=cambridge, train-leaveat=19:30
Response: I only have trains that leave at 20:24 and later on a Friday from Stansted airport. Will this time and day work for you?