generate response: That would be just fine can you book that for 6 people?. Intent: book_train. Slots: train-bookpeople=6, train-day=wednesday, train-departure=cambridge, train-destination=london kings cross, train-leaveat=21:30
Response: Your reservation for 6 on the TR7942 train was successful, the total fee is 141.6 GBP payable at the station. Your Reference number is : 4SU5FYGN .