Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Susan was talking to her mother on the phone. Sentence 2: All of a sudden, the phone call dropped due to bad reception. Sentence 3: Susan walked around trying to get a signal. Sentence 4: She could not find one no matter where she went. Sentence 5: She had to wait until the next day in order to call her mother again.

Lost Phone Signal