User: Hi, I'd like to see a movie
Assistant: Sure, what movie would you like to see?
User: 1917
Assistant: And where would you like to see it?
User: In West Chester
Assistant: Okay, I show two theaters - AMC and Cobb, which one would you prefer?
User: Let's go with AMC
Assistant: Okay and what time?
User: 7:00 PM
Assistant: And how many tickets?
User: 2 please
Assistant: and in IMAX or standard
User: IMAX
Assistant: Okay, let me check
User: Wait, let's change to Cobb instead of AMC
Assistant: So you want Cobb now?