Fix the issue with get bio tool.

app.py

@@ -39,8 +39,9 @@ def get_person_bio(name: str) -> str:
     Args:
         name: name of the person in "firstname_lastname" format
     """
+    name_key = "_".join(name.split(" ")).lower()
     details = {
-        "prakash_chaudhary": "Prakash is an employee of Fetch Rewards, Inc."
+        "prakash_chaudhary": "Prakash is an employee of Fetch Rewards, Inc. He loves working with agents and has in-depth knowledge around the field."
     }
     return details.get(name, "NA")