generate response: I am looking to leave on wednesday after 15:45 and should depart from cambridge and arrive at london kings cross.. Intent: find_train. Slots: train-day=wednesday, train-departure=cambridge, train-destination=london kings cross, train-leaveat=15:45
Response: The soonest after 15:45 is TR3843, departing Cambridge at 17:00 and arriving in London at Kings Cross at 17:51. Will that meet your needs?