User: Good morning! I need some help.
Assistant: Good morning. What can I help you with?
User: I want to order some movie tickets for today.
Assistant: Okay, I can help you with that. First, what movie do you want to see?
User: I want to see Dolittle.
Assistant: Okay. Where do you want to see Dolittle at?
User: I'd like to go to the Regal downtown.
Assistant: Okay. For me to check availability I now need to know what time you want to go.
User: I want to go at 3:00 PM.
Assistant: Okay. Also, what screen type do you prefer.
User: I prefer just a regular screen, nothing new or different in any way.
Assistant: Okay. So, how many people will you need tickets for?
User: I only need 2 tickets. It's just for me and my husband.
Assistant: Okay, let me check on that for you.
User: Okay. I'll wait.
Assistant: I do show tickets available. Do you want me to book them for you now?
User: Yes I do.
Assistant: Okay,give me a moment.
User: Wait a second. I've changed my mind.
Assistant: Do you not want the tickets?
User: No, I do want them. I just want more than I said before.
Assistant: Let me confirm. You only want to change the number of tickets bought?
User: Right. I want to change from 2 to 4.
Assistant: Okay, let me check to see if they are available.