Q: 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: While walking my dog on a deserted trail one day, I heard a noise. Sentence2: I turned towards the noise, seeing a person in the woods. Sentence3: This alarmed me, since there were no other cars at the trail that day. Sentence4: I was frightened, wondering if it might be a homeless person. Sentence5: A voice in the woods called out, asking if I had any toilet paper?
A:
I (myself), Dog