Query: user: Can you suggest some attractions to see in London?
assistant: I found 10 you may like. There's a historical landmark 30 St Mary Axe (The Gherkin)
user: Sounds good. Can you check on some hotels?
assistant: I found 10 hotels. There's a 5 star hotel called 45 Park Lane.
user: What's another choice?
assistant: ABC Hyde Park Hotel is a 3 star.
user: Can you check again. I would like one room in a 4 star hotel.
assistant: Ace Hotel London is a 4 star.
user: How much is it? Do they allow smoking?

Intent: Hotels:SearchHotel