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?