generate response: Yes, I want a reservation for 8 people at 16:00 on Sunday.. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=sunday, restaurant-bookpeople=8, restaurant-booktime=16:00, restaurant-food=modern european, restaurant-name=riverside brasserie, restaurant-pricerange=moderate
Response: Sorry, the restaurant doesn't have any openings for that date and time.