generate response: I want to try Seafood. Can you book for 4 people at 17:45 on Thursday?. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=thursday, restaurant-bookpeople=4, restaurant-booktime=17:45, restaurant-food=seafood, restaurant-pricerange=expensive
Response: I'm sorry, it doesn't look like Loch Fyne has tables at that time, and they're the only one that focuses on seafood. Would you like to try somewhere else?