generate response: book a table for 4 people at 12:00 on tuesday.. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=tuesday, restaurant-bookpeople=4, restaurant-booktime=12:00, restaurant-food=gastropub, restaurant-name=backstreet bistro, restaurant-pricerange=expensive
Response: Reference number is : 65FUI2BA . May I assist you with anything else ?