User: Susan and I would like to go see Brahms Friday
Assistant: Where would you like to see the movie?
User: Probably the Star Cinema
Assistant: It is only playing at two times Friday, 9 and 11 at the Star Cinema
User: I think we could go to the 9 pm show
Assistant: Okay, only two tickets?
User: Yeah, I'm still waiting to hear from other people though.
Assistant: Okay, do you want to have drinks and snacks at the show?
User: Yeah, but we'll purchase those at the theater.
Assistant: Okay, so to confirm, 2 tickets for Brahms, Friday night at 9 at the Star Cinema?
User: Hold off on buying until I hear from other people.
Assistant: Ok
User: I heard that we'll actually need 4 tickets
Assistant: 4 total tickets or 4 additional?