User: want to see movie today
Assistant: what movie?
User: Abe
Assistant: ok, what theater
User: Fallen Timbers
Assistant: ok, how many tickets?
User: 2
Assistant: time?
User: 5:00 or 7:00
Assistant: ok 2 tickets, Fallen Timbers at 5 for Abe?
User: yes
Assistant: ok
User: changed my mind, how about 7 instead
Assistant: ok