generate response: I would like to leave on monday and arrive as close to 20:30 as possible.. Intent: find_train. Slots: train-arriveby=20:30, train-day=monday, train-departure=cambridge, train-destination=broxbourne
Response: The closes arrival time to 20:30 would be Train TR4655 that arrives in Broxbourne at 20:21. Would you like me to book you a seat?