Instructions: In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.
Input: Sentence1: Carey was very excited to be going to prom with Joe. Sentence2: He was normally a gentleman but he was drinking that night. Sentence3: Carey felt very uncomfortable and asked to go home. Sentence4: Joe got very upset and almost hit her in the face. Sentence5: Carey broke up with Joe the next day and felt good for being strong.
Output:
Carey, Joe