generate response: Yes I would like to book for 2 people.. Intent: book_train. Slots: train-bookpeople=2, train-day=wednesday, train-departure=london kings cross, train-destination=cambridge, train-leaveat=13:17
Response: I have booked your train. Your reference number is 9V6DOMNZ and the fee of 47.2 is payable at the station. Can I help with anything else?