User: Hello, I would like a ticket
Assistant: which movie?
User: spiderman
Assistant: what time would you like?
User: 8 pm
Assistant: 8 pm is not available, do you have another time?
User: ok, how about 7 pm
Assistant: 7 pm is available, how many tickets?
User: I need one ticket
Assistant: ok, would you like imax or regular
User: I would like the regular
Assistant: ok, let me check,
User: Ok
Assistant: 7 pm regular is not available
User: what is available?
Assistant: imax at 7 pm is available