Definition: 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.
Input: Sentence1: Milton loved his white shoes. Sentence2: He wore them everyday to school. Sentence3: One day his shoes were stolen from his locker during swimming. Sentence4: His friends chipped in and bought him a new pair.

He is grateful for his friends.