generate response: I don't care about the arrival time. Thanks.. Intent: find_train. Slots: train-arriveby=dontcare, train-day=wednesday, train-destination=kings lynn, train-leaveat=09:00, 9:00
Response: Sure, the TR2831 departs cambridge at 09:11, and arrives in kings lynn wednesday at 09:58. Shall I book it, if so for how many riders?