User: Please buy some movie tickets for tonight
Assistant: Sure! What movie would you like to see?
User: Star Wars
Assistant: Great! What theater would you like to visit?
User: The megaplex closest to me
Assistant: Perfect. How many tickets do you need?
User: Two
Assistant: OK! And what time would you like to go?
User: No earlier than 7pm
Assistant: There is a showing at 7:30pm, would that work?
User: Yes, that's perfect.
Assistant: OK. Would you prefer the regular screen or IMAX?
User: IMAX
Assistant: Ok. Two tickets will be $30.
User: Actually, some friends are coming, can you get 4 tickets?
Assistant: No problem. Four tickets will be $60.