User: Hey, I want to order movie tickets.
Assistant: Okay, great. Where will you be going to see the movies?
User: I want to go to the Marcus Theatres.
Assistant: Okay. What would you like to see?
User: I want to see Frozen 2.
Assistant: Okay, how many tickets?
User: 4 tickets
Assistant: Okay. What time will you be wanting to see it?
User: I want to see it at 7:00 PM
Assistant: Okay, and do you want to watch it IMAX?
User: No, I do not.
Assistant: Okay. Let me check.
User: Okay.
Assistant: It looks like that movie is sold out for that theatre. Would you like to try something else?
User: Yes. Actually, let's go with the Legos movie at 9:00pm at AMC Theatre.
Assistant: Okay. Do you still need 4 tickets?
User: Yes.
Assistant: Will you be watching IMAX?
User: Yes
Assistant: Okay, let me check.
User: Okay.
Assistant: It looks like that's not available as well. Would you like to choose a different movie?
User: No thanks. Just forget it.
Assistant: Okay. I'm sorry about that. Do you need anything else?