User: I would like to see a movie today.
Assistant: I can help you with that.
User: OK great!
Assistant: In what city?
User: Smithtown CO.
Assistant: What theater?
User: The Smithtown 12
Assistant: Did you have a movie selected?
User: Yes I would like to see Delta Force. What are the times?
Assistant: The showtimes are 4:00pm 5:30pm and 7:30pm
User: I would like 4:00 Pm please
Assistant: How many tickets?
User: I will need three tickets please.
Assistant: OK lets confirm the details. You would like to see Delta force playing at 4:00 pm and you will need 3 tickets?
User: You know what I need to change the time to 5:30pm
Assistant: OK no problem I can do that.