User: Can you help me book tickets for 1917 at 4pm
Assistant: I would be happy to help with that how many tickets would you like to buy?
User: I would like 3 tickets for the movie 1917 at the nearest theater.
Assistant: I would be happy to help with that; Would you like to see it in IMAX
User: That sounds good.
Assistant: OK booking three tickets to see 1917; at Northgate Stadium 10 for 4 pm
User: Wait i dont think my son should see it. Its a rated R movie can we make it for 2
Assistant: OK you would like to change the number of tickets-to two is that right?
User: Yes; I would also like to see it in IMAX I am not sure if my current theater has IMAX
Assistant: Hmm; Checking The north-gate stadium 10 does not have IMAX for the movie 1917. Would you like to cancel your appointment.