In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: Every day at camp, the campers would go for a hike in the woods. Sentence2: One day, they came to a small lake. Sentence3: They stood at the edge of the lake and yelled "Hello!" Sentence4: As they waited, they heard an echo come back to them, saying "Hello!"
The campers enjoyed hearing the echo at the lake.

Sentence1: Jeff called his insurance company to file a claim. Sentence2: He waited 30 minutes for a person to speak with. Sentence3: He had a hard time hearing what the other man was saying. Sentence4: The other man began to shout into the phone to be heard.
Jeff hung up on the insurance agent for being loud.

Sentence1: Amy and her friends wanted to get away. Sentence2: They decided to drive for a whole day and see where they ended up. Sentence3: They took a lot of photos along the way. Sentence4: When they were through driving, they wound up at a national park.
They decided to go exploring through it.