generate response: As long as I leave after 11:30, I don't have an arrival time. Please provide me with a train ID that would work.. Intent: find_train. Slots: train-day=tuesday, train-departure=kings lynn, train-destination=cambridge, train-leaveat=11:30
Response: Train TR8699 will leave at 12:11 and arrive in Cambridge at 12:58. Did you need more information or a ticket?