User: Hi there.
Assistant: Hi how are you?
User: Hi I need some movie tickets.
Assistant: Ok, what do you need?
User: I want to see Joker.
Assistant: Good choice. What time?
User: 9:00 PM
Assistant: I'm very sorry I can't do that time.
User: Ok can I at least get that in IMAX?
Assistant: Yes but not for that time.
User: Ok how about 4 PM showing?
Assistant: Let me check, one moment.
User: No problem. Do you have this time?
Assistant: I'm sorry I don't.
User: Is there anything else?
Assistant: I was looking but don't see a time either.
User: That is a shame.
Assistant: I'm very sorry sir.