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: Liz was texting with Bill. Sentence2: She wasn't good at expressing herself through text. Sentence3: She tried being sarcastic. Sentence4: Bill didn't get it. Sentence5: Liz lost another chance at love because of it.
A:
Bill, Liz