generate response: The train should leave on Saturday and arrive by 15:15.. Intent: book_train. Slots: train-arriveby=15:15, train-bookpeople=1, train-day=saturday, train-departure=cambridge, train-destination=leicester
Response: Booking was successful, the total fee is 37.79 GBP payable at the station . Reference number is : LN5I5NN8 .