generate response: Do you have reservations for 14:00 for Yu Garden since the 15:00 is full?. Intent: book_restaurant. Slots: restaurant-bookday=sunday, restaurant-bookpeople=3, restaurant-booktime=14:00, restaurant-food=chinese, restaurant-name=yu garden, restaurant-pricerange=expensive
Response: For 14:00, Booking was successful. The table will be reserved for 15 minutes. Reference number is : NHCRN6DS .