Find the movie name from the given conversation. If the movie name is not found give output as "unknown"

ASSISTANT: What type of movies do you enjoy? , USER: I like movies that are based on true story. , ASSISTANT: What appeals to you with these type of movies? , USER: I think it's just easier to get invested in the story knowing it's at least partially true, so it feels more real, like you can get more invested in the characters. , ASSISTANT: Is there a specific movie you enjoy from this genre? , USER: I watched Apollo 13 recently, and that's a really good movie.
Apollo 13

ASSISTANT: What kinds of movies do you like? , USER: I like Science fiction, thrillers, some horror movies, dramas, and a few comedies I think. Mainly from childhood I guess. , ASSISTANT: Well tell me why do you like science fiction movies? , USER: Well, I think the obvious one being that they show you something you don't experience or never seen before in, you know, our reality. And often times they are a template or it's a way to talk about our reality through some other just, you know, extra worldly imaginative world that the writer or director or whatever creates. , USER: And it's it's fun just to be able to leave and visit a different world, I guess. , ASSISTANT: cool, what is your favorite movie? , USER: In that genre, or overall? , ASSISTANT: Overall , USER: Ooh, that would be tough. , USER: Well, the first one that comes in mind oddly is not science fiction, but the movie Seven mainly because of how well paced it is I think. Yeah, and indie.
Seven

ASSISTANT: hello , ASSISTANT: What kind of movies do you like? , USER: I like action movies. , ASSISTANT: why do you like action movies? , USER: They're entertaining and the storyline is packed full of excitement. , ASSISTANT: Can you name a particular movie you like? , USER: like Die Hard

Die Hard