Given the task definition and input, reply with output. 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.

Sentence1: I was spending a week in new york. Sentence2: I had no transportation or money for a cab. Sentence3: I decided to take a subway to work. Sentence4: I went to the subway station and it was crowded. Sentence5: I rode for an hour very uncomfortably.
I (myself), Crowded