generate response: Yes please book it for 1 ticket. I'll also need a reference number.. Intent: book_train. Slots: train-arriveby=11:15, train-bookpeople=1, train-day=sunday, train-departure=cambridge, train-destination=stevenage
Response: Booking was successful, the total fee is 10.24 GBP payable at the station .Reference number is : HBX3KMT9 .