User: I would like to book tickets to see Oceans tonight.
Assistant: Ok, which theater do you prefer?
User: Downtown please.
Assistant: What time?
User: The 5:00 show.
Assistant: How many tickets?
User: Two adults.
Assistant: Is it a regular or IMAX showing?
User: Regular.
Assistant: Ok, let me check availability.
User: Thank you.
Assistant: There are two tickets available for the 5pm show, shall I book them?
User: On second thought, can you check for the 10 pm show?
Assistant: Sure. Please hold.
User: Thank you.
Assistant: There are still tickets available, shall I book two tickets to the 10pm showing of Oceans at Downtown?