User: Could I get some movie tickets?
Assistant: What movie would you like to see?
User: Parasite.
Assistant: Where would you like to watch it?
User: AMC River East 21 in Chicago.
Assistant: What time would you like to watch the movie?
User: 7:30 PM.
Assistant: Sorry, that showtime is not available at that theater.
User: Change it to Logan Theatre then.
Assistant: How many tickets will you need?
User: Just 2.
Assistant: What screening type would you like?
User: Standard is fine.
Assistant: You want 22 tickets to see Parasite at 12:30 PM at Logan Theatre on a standard screen. Is that right?
User: No, I only need 2 tickets. And the time is wrong.
Assistant: I'm sorry. What is the time again?
User: 7:30 PM.
Assistant: I've changed the time to 7:30 PM and the number of tickets to 2. Is that all?