User: I'd like to see a movie this afternoon
Assistant: OK! What movie would you like to see?
User: Star Wars
Assistant: Great! What city are you in?
User: Salt Lake
Assistant: OK. And how many tickets do you need?
User: Two
Assistant: Great. What time would you like to see the movie?
User: No later than 3pm
Assistant: OK. Would you prefer to see it on an IMAX screen, 3D, or Standard screen?
User: IMAX
Assistant: OK. There is an IMAX showing at 2:45pm
User: What time is the 3D showing?
Assistant: The 3D showing is at 2:30pm
User: Let's do the 3D showing instead.
Assistant: No problem. Two tickets for the 3D showing will be $20.
User: OK
Assistant: Just to confirm, we have 2 tickets for Star Wars 3D at 2:30pm in Salt Lake. Your total will be $20.