User: I'd like to buy tickets for a movie tonight
Assistant: OK! What movie would you like to see?
User: Star Wars
Assistant: What theater would you like to go to?
User: Megaplex
Assistant: And how many tickets do you need?
User: Two
Assistant: What time would you like to see the movie?
User: Around 7
Assistant: I don't show any tickets available for Star Wars around 7pm at Megaplex.