User: i need some movie tickets for tonight
Assistant: what theater
User: lets try the cresmont
Assistant: and what movie
User: star wars
Assistant: how many tickets
User: 4 tickets
Assistant: what time tonight
User: 7:00 PM
Assistant: and would you like to see it on imax
User: yes
Assistant: they have a showing at 9 pm
User: lets switch to 9 then
Assistant: ok, they have a showing at 5 also