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

Positive Example 1 -
Input: ASSISTANT: What kind of movies are you drawn to? , USER: I am drawn to romances. , ASSISTANT: Have you seen Fifty Shade of Grey?
Output: Fifty Shade of Grey

Positive Example 2 -
Input: ASSISTANT: generally speaking what type of movies do you watch , USER: I like thrillers a lot. , ASSISTANT: thrillers? for example? , USER: Zodiac's one of my favorite movies.
Output: Zodiac

Negative Example 1 -
Input: ASSISTANT: what kind of movies do you generally like?
Output: like

Negative Example 2 -
Input: ASSISTANT: hello. What type of movies do you like? , USER: I usually like action drama movies. , ASSISTANT: what do you like about those genres? , USER: Well, I like watching fast paced movies and I also like watching movies that have well developed story lines and characters. , ASSISTANT: okay. so do you like movies like star wars?
Output: Saw

Now complete the following example -
Input: ASSISTANT: can you tell me what type of movies you like? , USER: I like comedies, I like action-adventure, I like mysteries. , USER: I like thrillers. , ASSISTANT: ok, why do you like those genres? , USER: It's a nice escape from reality. I can put my fears away, and they generally have happy endings, you know. The girl gets the boy, and the crime is solved, and everyone goes home happy. , ASSISTANT: got it, can you name a particular movie you enjoyed? , USER: Die Hard
Output: 


Output: Die Hard