generate response: That sounds like it would work. Please make a reservation for 4 people on that train, please.. Intent: book_train. Slots: train-bookpeople=4, train-day=tuesday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=21:15
Response: Alright, the booking was successful, the total fee is 66.4 GBP payable at the station. Your reference number is: RLF15GH7 . Can I do anything else for you?