generate response: I need to leave after 14:45. I would like the arrival time and travel time for this journey as well.. Intent: find_train. Slots: train-day=friday, train-departure=london kings cross, train-destination=cambridge, train-leaveat=14:45
Response: TR8842 will leave at 15:17 and arrive 51 minutes later at 16:08. Do you want to make a reservation?