User: Hey, new star wars out yet?
Assistant: Do you mean the Rise of Skywalker?
User: Is that what it's called?
Assistant: Yes. the newest installment of the Star wars series is called the Rise of Skywalker.
User: Ok. Get me 4 tickets for that movie.
Assistant: Ok. Where do you want to see it?
User: Probably after dinner, and we're dining downtown, so some place nearby.
Assistant: Ok, downtown Regal Hollywood is showing it at 6:45 and 10 PM.
User: 6:45 is too early. Do 10 PM.
Assistant: Ok. 10 PM showing at the Regal Hollywood for 4 people?
User: That's perfect.
Assistant: Ok. I've booked 4 tickets for the movie for you.
User: Actually, hang on. Check if they have IMAX.
Assistant: They do have IMAX option for the movie.
User: You know what? Let's do IMAX instead of the standard showing.
Assistant: Ok. Still 4 tickets at the same time?
User: Yep. Everything else is the same.
Assistant: Ok. I've canceled the 4 tickets for the standard screening, and booked 4 tickets for the IMAX screening at the Regal Hollywood at 10 PM.