User: I want to buy movie tickets for tonight
Assistant: OK! What movie would you like to see?
User: Sonic
Assistant: OK! What theater do you prefer?
User: The Cinemark in West Valley
Assistant: Great. Would you prefer a Standard or XD screen?
User: XD
Assistant: OK. And what time would you like to see the show?
User: 7:00 PM
Assistant: There is a showing at 7pm. How many tickets will you need?
User: Two
Assistant: OK. Two tickets will be $30
User: Oh that's too high. Is a standard screen cheaper?
Assistant: Two tickets for a standard showing are $20.
User: What time is the standard screen?
Assistant: The standard showing is at 6:20pm