User: Hi. I would like tickets for a movie.
Assistant: Great. What movie would you like to see?
User: 1917
Assistant: Okay. Is there a particular theatre you would like to see this film at?
User: Yes. I would like the AMC Theatre.
Assistant: Alright. What show time are you interested in?
User: I would like to go at 7:30 PM.
Assistant: Very good. How many tickets do you need?
User: 2
Assistant: This movie is rated R. That is 2 adult tickets, is that correct
User: Yes
Assistant: Okay, this movie is showing at IMAX or standard screen. Which would you prefer?
User: You know what, on second thought, is there any availability to see Little Women.
Assistant: You would like me to cancel your current order for 1917 and instead look for tickets to see Little Women?
User: Yes.
Assistant: Okay. No problem. Would you still like to see this film at AMC Theatre?
User: Yes.
Assistant: Great. Which show time would you like to see?