Detailed 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.
Q: Sentence1: Bill is the boss at his sales company. Sentence2: They had a very profitable quarter and Bill knew everyone worked hard. Sentence3: The budget was so good that there was a surplus of ten thousand bucks! Sentence4: Bill divided up the surplus and gave bonuses to all his employees. Sentence5: His staff was very thankful and Bill was thankful for their hard work.
A:
Bill