User: ALEX
Assistant: YES
User: I WANT A KNIVESOUT MOVIE TICKET
Assistant: WHICH DATE
User: TOMARROW
Assistant: OK ,WHICH SHOW
User: NIGHT SHOW
Assistant: WHICH CLASS
User: FIRST CLASS
Assistant: HOW MANY TICKET
User: TWO TICKET
Assistant: OK
User: HOW MUCH TICKET PRICE
Assistant: 500