User: I want to see a movie today. Can you buy my ticket?
Assistant: I can do that. What movie do you want to see?
User: Harley Quinn.
Assistant: Do you have a theater in mind?
User: The AMC at Lennox
Assistant: Looking at times now.There are seven showings today. Do you prefer a time of day?
User: Yes, in the evening please.
Assistant: Do you want to see it in IMAX or Digital?
User: IMAX please!
Assistant: The IMAX showing in the evening is at 9:55.
User: Great, can you buy one ticket for that showing.
Assistant: To confirm, one ticket for the 9:55 IMAX showing of Harley Quinn at the AMC Lennox
User: Wait, how long is the movie?
Assistant: It is one hour and 49 minutes.
User: You know what, that's too late.
Assistant: There are no other evening showings in IMAX. Would you like a digital showing? There is one at 8:45
User: Yes please.
Assistant: To confirm, one ticket for Harley Quinn at 8:45 in digital format at the AMC Lennox.
User: That's right.
Assistant: Your tickets are confirmed and theyÃ¢ÂÂve been sent to your email address.