User: need to get movie tickets
Assistant: for what location?
User: seattle
Assistant: what movie
User: bad boys for life
Assistant: what time
User: 7:00 PM
Assistant: what type of screening?
User: normal
Assistant: how many people?
User: 3
Assistant: ok, bad boys for life at 7pm for 2 people at a normal screening, are you ready to purchase?
User: No, can you change it to IMAX instead
Assistant: Yes, do you want to purchase the tickets at the new screening type?
User: yes do it please
Assistant: ok 3 tickets for 7pm in imax has been purchased