generate response: I also need a train from Cambridge to London kings cross that leaves on Friday and arrives at 17:00.. Intent: find_train. Slots: train-arriveby=17:00, train-day=friday, train-departure=cambridge, train-destination=london kings cross
Response: The closest to that time is TR2420 which leaves Cambridge at 15:00 and arrives in London, Kings Cross at 15:51. Would that meet your needs?