User: Purchase movie tickets.
Assistant: What movie would you like to see?
User: Bad Boys Forever.
Assistant: Is there are particular format that you would prefer to see the movie in.
User: What are my options?
Assistant: Your options are Standard digital, IMAX, Big D, Real 3D, or Dolby Digital.
User: Dolby Digital please.
Assistant: What time would you like to see Bad Boys Forever in Dolby Digital?
User: 9:50 PM.
Assistant: How many tickets should I purchase?
User: 2, please.
Assistant: Where would you like to see Bad Boys Forever?
User: At the AMC in Bethlehem, Ga.
Assistant: To confirm, you would like two tickets at the AMC in Bethlehem, Ga for Bad Boys Forever in Dolby Digital at 9:50 PM.
User: Actually, could you make that 10:15 PM?
Assistant: Sure! To confirm you would like to change your movie tickets from 9:50 PM to 10:15 PM?