generate response: Can you try 18:15?. Intent: find_taxi. Slots: restaurant-area=east, restaurant-bookday=tuesday, restaurant-bookpeople=6, restaurant-booktime=18:15, restaurant-food=dontcare, restaurant-name=grafton hotel restaurant, restaurant-pricerange=expensive
Response: Booking was successful. The table will be reserved for 15 minutes. Reference number is : YP7M0T3J . Is there anything else you need?