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: Chris was on his second layover of the week. Sentence2: Pacing around the airport, he decided he would make use of this time. Sentence3: Installing an app on his phone, he began practicing his french. Sentence4: Another patron of the airport overheard him and offered him assistance

The patron helped teach Chris how to speak basic French.