User: Hi what are the show times for "IT" movie
Assistant: there are different show times, what times are you interested in ?
User: aroud 9pm
Assistant: yeah we have a 9pm and 9:30pm
User: 9pm is great
Assistant: how many tickets?
User: 1 ticket
Assistant: one, what seat one
User: in the back row, middle one
Assistant: not available, would you like to choose another seat
User: yes, front row, middle seats
Assistant: yes available