User: I would like to get some tickets to a movie tonight
Assistant: Sure, do you know what movie you would like to see?
User: Yes, I'd like to see 1917
Assistant: OK, do you have a preference for format?
User: Yes, I'd like to see it in IMAX
Assistant: Do you have a preference for location?
User: Yes, I'd like to see it at Regal Crossroads
Assistant: OK, what time would you like to go?
User: What times are available?
Assistant: It's playing at 1pm, 3pm, 5pm, 7pm, and 9pm
User: I'd like to go to the 7pm show
Assistant: OK, how many tickets do you need?
User: I would like to purchase 4 tickets?
Assistant: OK, so that's the 7pm showing of 1917 in IMAX at Regal Crossroads for 4 people?
User: No, actually I need to change the number of tickets
Assistant: OK, how many tickets would you like?