User: I need to purchase movie tickets for tonight.
Assistant: No problem. What movie theater would you like to go to?
User: We want to go to the Cinemark 14 Rockwall and XD.
Assistant: Great. Do you know what movie you want to see tonight?
User: Yes. We want to see "The Invisible Man".
Assistant: OK. Do you know what time you want to see the movie tonight.
User: No, I will need a listing of showtimes tonight for that movie.
Assistant: Ok. It looks like that movie is showing at 7:35PM and 10:35PM.
User: Great. How about the the 7:35PM.
Assistant: Great. The 10:35PM showtime it is.
User: No. I said the 7:35PM showtime.
Assistant: I am sorry. I misunderstood you. The 7:35PM showtime it is. How many tickets will you need?