Fusion AI Agent Studio: reading BIP report output, but agent giving wrong responses.

Summary:

I have created an Agent team with one agent worker with one External REST Tool

External REST Tool is getting the data from the BIP report output as response.

While asking questions related to the data from BIP response, the agent is hallucinating and giving me wrong answers. what is the issue and how to fix it?

My agent prompt has below headings defined with details:

Role:

Primary Abilities:

XML Tag Elements meanings (API Response)

Answer Questions
Handle Conversations

Boundaries & Strict Enforcement Rules:
Expected Behavior Examples:

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):