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

Example Input: ASSISTANT: What kind of movies to you like, and why do you like this type of movie? , USER: Type of movies I like, I like How can I describe it? Like Like the Marvel movies, like like like Avengers and stuff like that.
Example Output: Avengers

Example Input: ASSISTANT: What kind of movies do you normally watch? , USER: I really like superhero movies. , ASSISTANT: Have you seen Ant-Man?
Example Output: Ant-Man

Example Input: ASSISTANT: What kind of movies do you like? , USER: I like historical dramas. , ASSISTANT: Why historical dramas? , USER: I like seeing the costumes and scenery from a different time period. , ASSISTANT: I see. Can you tell me a specific historical drama you liked that i should watch? , USER: I liked watching Elizabeth.
Example Output:
Elizabeth