Given the task definition and input, reply with output. Find the movie name from the given conversation. If the movie name is not found give output as "unknown"

ASSISTANT: What kind of movies to you like, and why do you like this type of movie? , USER: I love romantic comedies, and I also love comedies. , ASSISTANT: Why do you like romantic comedies? , USER: Oh well, I really like these kind of movies because they make me forget about what is going on around me. I really like to be entertained, and I really like to laugh. , ASSISTANT: Can you name a particular movie that you like? , USER: Yeah, sure. Let me see. , USER: Let's see. One of my favorite movies is Forgetting Sarah Marshall.

Forgetting Sarah Marshall