generate response: On Friday, please.. Intent: find_train. Slots: hotel-area=west, hotel-bookday=friday, hotel-bookpeople=5, hotel-bookstay=5, hotel-internet=yes, hotel-name=cambridge belfry, hotel-pricerange=cheap, hotel-stars=4, hotel-type=hotel, train-departure=birmingham new street, train-destination=cambridge, train-leaveat=16:30
Response: The first one after 16:30 is the TR6477, leaving at 16:40. Would you like a ticket on this train?