generate response: 11:15 for 4 people,can you book it for me ?. Intent: book_train. Slots: train-bookpeople=4, train-day=monday, train-departure=cambridge, train-destination=leicester, train-leaveat=11:15
Response: Booking was successful, the total fee is 151.19 GBP payable at the station . Reference number is : DKHCMYX0 .