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: Timothy blew up the balloons then handed Maria the streamers. Sentence2: Maria attached the streamers from the ceiling. Sentence3: Timothy helped Maria down from the ladder. Sentence4: The two friends looked around at their handy work. Sentence5: They left the venue knowing it looked perfect.
Timothy, Maria