generate response: Yes please, for 6 people.. Intent: book_train. Slots: train-bookpeople=6, train-day=saturday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=13:45
Response: Booking has been completed! Your reference# is D6V5M769 . The total is 79.67 GBP, payable at the station. Can I help you with anything else?