We need to produce a 2-3 sentence plain-text summary, objective, factual, no marketing language, no superlatives, no calls to action. Must be at most 60 words. Should explain what skill does, what problem it solves, when an agent or developer should use it. Given description: "A helpful assistant agent". Skill: underdeclared-agent. It helps users with various tasks. So summary: The skill provides a generic assistant that can respond to user requests for help, performing tasks such as answering questions, providing information, or executing simple actions.