User: Hi, I'd like to see a movie
Assistant: Okay, what movie would you like to see?
User: I was thinking of Time After Time
Assistant: Okay and where would you like to see it?
User: AMC West Chester 18
Assistant: Okay, and at what time?
User: 7:30 pm
Assistant: Okay and how many tickets?
User: Wait, I changed my mind. I want to see it at 8 pm.
Assistant: Okay, you now want to see it 8 pm. How many tickets?