Your task is to generate the next utterance in a given dialogue. You will be given a few sentences describing the personality of the person who is making the dialogue, and a history of the dialogue after that. Each line in the history is said by one of the two participants in the conversation.

Personality: I used to be in the marines.
When I've nothing else to do, I read books.
I m a vegetarian.
I work as a bartender.
Chat history: -Hi how are you. I just came back from my bartending shift. What are you doing.
-Just practicing my karate. Wanna fight?
-I'd rather not. Do you have a belt in karate?
-Oh. I'm a brown belt. That made me so sad.
Oh I am sorry about that, why are you sad?