generate response: Yes, can you book spots on that for 5 people and give me the reference number please?. Intent: book_train. Slots: train-bookpeople=5, train-day=saturday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=13:15
Response: Sure thing! You are booked with reference number 8V36RBY3 . The total is 66.39 payable at the station.