generate response: Yes that will work fine. Can you book that.. Intent: book_train. Slots: train-arriveby=12:45, train-day=saturday, train-departure=london liverpool street, train-destination=cambridge
Response: Ok, you are booked on the TR0637 departing at 09:39. the total fee is 16.6 GBP payable at the station . Reference number is : IAC5V0TC .