User: Hi I wanna see a film
Assistant: sure what movie?
User: I wanna see Frozen 2
Assistant: great, what theater?
User: Harkins in Peoria please
Assistant: How many people?
User: Two people please
Assistant: what time?
User: 7:00 PM
Assistant: what type of screen?
User: standard please
Assistant: both are adults right?
User: Yes
Assistant: Okay, let me book that
User: I changed my mind
Assistant: Okay, sure
User: I wanna see 1917 instead
Assistant: Okay, I have 1917 for two people at 7 PM
User: Yes
Assistant: It's booked