generate response: Yes, please book me for 8 people at 21:00 on the same day. Thank you!. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=wednesday, restaurant-bookpeople=8, restaurant-booktime=21:00, restaurant-food=indian, restaurant-pricerange=expensive
Response: I'm sorry, there's no available seats at the time and day you've requested. Is there another day or time you would like to try and book for?