generate response: I would like to leave from Cambridge on Friday. Any train after 16:00 should be fine.. Intent: find_train. Slots: train-day=friday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=16:00
Response: That's leaving after 16:00, yes? Or did you mean arriving after 16:00? If leaving after 16:00, the TR5212 leaves Cambridge at 17:59 and arrives at London Liverpool Street at 19:27.