Detailed Instructions: Find the movie name from the given conversation. If the movie name is not found give output as "unknown"
Problem:ASSISTANT: hello. Can you tell me, What type of movies do you like? , USER: Usually I like action movies or romantic comedies. I tend to really enjoy love stories. , ASSISTANT: OK. Great. Why do you like romantic comedies? , ASSISTANT: Can you tell me the title of one of your favorite movies? , USER: Avatar and
Solution:
Avatar