A developer is building a system to automatically categorize customer support messages. The system works by taking the customer's message, appending a short phrase to it to create a prompt, and then using the language model's generated text to determine the category.

Given the customer message below, which appended phrase is best designed to classify the request type?

Customer Message: 'My internet connection keeps dropping every few hours. I've tried restarting my router, but it doesn't help.