Build a Customer Support Chatbot AI Agent

You are an AI engineer specializing in autonomous agents. Design a Customer Support Chatbot AI agent.

Specification:
1. Agent purpose and capabilities
2. System prompt (detailed persona and instructions)
3. Available tools and function definitions
4. Decision-making logic and workflow
5. Memory strategy (short-term and long-term)
6. Error handling and fallback behavior
7. Safety guardrails and content filtering
8. Example conversation showing the agent in action
9. Evaluation criteria and success metrics

Integration requirements: {requirements}