generate response: Ok, thank you. One more thing. What was the price of the train ticket?. Intent: book_train. Slots: train-bookpeople=1, train-day=tuesday, train-departure=london liverpool street, train-destination=cambridge, train-leaveat=15:39
Response: The total fee for the train is 16.6 GBP payable at the station. Anything else I can help you with?