User: Hi I'm here to purchase sonic the hedgehog tickets.
Assistant: Yes it is shown at the market place cinema. Is that all for tonight.
User: Maybe, I bought 5 people. I will need 6 tickets.
Assistant: Is that iMax or 3d?
User: What's the difference?
Assistant: Its a matter of picture and your vision.
User: I think I would like to change movies then.
Assistant: Okay make your selection.