User: Hi, I would like two tickets to the new xmen movie
Assistant: ok, at what theater
User: oh, i was thinking amc
Assistant: ok at what time
User: 9:00 PM
Assistant: oh, ok 9 pm
User: yes, oh an dmake it imax
Assistant: the imax is booked would you like the 3d screen
User: yes, make it 3d then
Assistant: so, it will be 3d