generate response: I'll need to travel on Sunday, from Cambridge to Broxbourne, and I'd like to arrive by 10:15 please.. Intent: find_train. Slots: train-arriveby=10:15, train-day=sunday, train-departure=cambridge, train-destination=broxbourne
Response: TR4249 leaves at 06:01 and arrives at 07:01 giving you plenty of time. Can I book that for you?