User: I want to see Harley Quinn
Assistant: Where would you like to go?
User: AMC Allentown
Assistant: What kind of screening would you prefer?
User: Standard is fine.
Assistant: And how many tickets?
User: 2. But wait.
Assistant: Yes?
User: Can I see it in 3D instead?
Assistant: Of course.
User: Okay, that's what I want then.
Assistant: So 2 tickets for Harley Quinn at AMC Allentown on a 3D screen?
User: Yes?
Assistant: And what day and time?