generate response: Well, that is pretty early, but I think it will work. Thank you so much!. Intent: book_train. Slots: train-arriveby=14:00, train-bookpeople=1, train-day=sunday, train-departure=cambridge, train-destination=london kings cross, train-leaveat=dontcare
Response: Booking was successful, the total fee is 18.88 GBP payable at the station . Reference number is : VJGOO2N8 .