User: Hello, I want to see a movie tonight please.
Assistant: Which theater for?
User: AMC Bay Plaza
Assistant: How many tickets are you seeking?
User: I need four tickets.
Assistant: Which movie?
User: Harley Quinn: Birds of Prey.
Assistant: What time for?
User: Is there anything around noon?
Assistant: Yes, there is a showing exactly at noon.
User: Actually, can I switch the movie.
Assistant: Sure, which movie do you want to see now?