User: what movies are playing for today?
Assistant: Jumanji,frozen,star wars
User: I would like to see Jumanji
Assistant: great,which screening do you want?
User: IMAX please
Assistant: which time do you want to see the film?
User: 2:00 PM
Assistant: and how many people will be going?
User: sorry can you change the screening to 3D please
Assistant: not a problem,I can change that now.How many tickets do you need?