Query: user: I am interested in seeing some attractions.
assistant: Where would you like me to search for these attractions?
user: Please search for attractions in London, UK.
assistant: I found 10 attractions you may enjoy. There is the Historical Landmark of 30 St Mary Axe (The Gherkin) you may want to visit.
user: Okay, that could be interesting. When am I available?

Intent: Calendar:GetAvailableTime