User: hey there, id like to order some movie tickets
Assistant: ok sounds good, what movie would you like to see
User: star wars!
Assistant: ok, where would you want to see it at
User: the woodland complex please
Assistant: ok sounds good how would you like to view the movie, standard, IMAX or 3d
User: IMAX please
Assistant: ok for star wars in IMAX there are showings at 600 700 800 900 and 1000
User: 700 please
Assistant: ok sounds good, 700 it is, how many tickets do you need
User: just two
Assistant: ok so two tickets to star wars at the woodland complex at 700 in IMAX
User: actually change that, is it playing in 3d there?
Assistant: yes, its playing in 3d at 700 and 900
User: ok change that to 3d please
Assistant: ok can do, so two tickets to star wars at the woodland complex at 700 in 3d