generate response: Arrival time is not important. I just need to leave after 14:15. I will need the train ID and the price, please.. Intent: find_train. Slots: train-arriveby=dontcare, train-day=friday, train-departure=london kings cross, train-destination=cambridge, train-leaveat=14:15
Response: I think you'd like TR8842 train, it costs 23.60 pounds.