generate response: That would be fine. Is it available Saturday at 17:45?. Intent: book_train. Slots: restaurant-area=centre, restaurant-bookday=saturday, restaurant-bookpeople=4, restaurant-booktime=17:45, restaurant-food=british, restaurant-pricerange=expensive, train-bookpeople=4, train-day=saturday, train-departure=kings lynn, train-destination=cambridge, train-leaveat=13:00
Response: The restaurant Fitzbillies is available, and I've made you a reservation. Your reference number is 4WGDGOSA .