generate response: I just need one ticket for myself. Can I get a reference number?. Intent: book_train. Slots: train-bookpeople=1, train-day=tuesday, train-departure=cambridge, train-destination=kings lynn, train-leaveat=17:30
Response: Booking was successful, the total fee is 9.8 GBP payable at the station. Reference number is : E9TVYR9Y . You are all set. Is there anything more I can help you with?