generate response: TR5953 works fine, I need 3 people. Intent: book_train. Slots: train-arriveby=13:15, train-bookpeople=3, train-day=wednesday, train-departure=broxbourne, train-destination=cambridge
Response: Your reference number is K1BWUIXZ, and the fee is 53.7 GBP, payable at the station. Is there anything else I can help you with today?