diff --git a/ansari_db.py b/ansari_db.py
index d8a351e..7ddeae7 100644
--- a/ansari_db.py
+++ b/ansari_db.py
@@ -155,13 +155,13 @@ def validate_reset_token(self, token: str) -> dict[str, str]:
         logger.info(f"Payload is {payload}")
         return payload
 
-    def register(self, email, first_name, last_name, password_hash):
+    def register(self, email, first_name, last_name, password_hash, is_guest: bool):
         try:
             with self.get_connection() as conn:
                 with conn.cursor() as cur:
-                    insert_cmd = """INSERT INTO users (email, password_hash, first_name, last_name) values (%s, %s, %s, %s);"""
+                    insert_cmd = """INSERT INTO users (email, password_hash, first_name, last_name, is_guest) values (%s, %s, %s, %s, %s);"""
                     cur.execute(
-                        insert_cmd, (email, password_hash, first_name, last_name)
+                        insert_cmd, (email, password_hash, first_name, last_name, is_guest)
                     )
                     conn.commit()
                     return {"status": "success"}
@@ -169,6 +169,7 @@ def register(self, email, first_name, last_name, password_hash):
             logger.warning(f"Error is {e}")
             return {"status": "failure", "error": str(e)}
 
+
     def account_exists(self, email):
         try:
             with self.get_connection() as conn:
diff --git a/main_api.py b/main_api.py
index 32d2c94..8b5ec50 100644
--- a/main_api.py
+++ b/main_api.py
@@ -94,12 +94,18 @@ async def register_user(req: RegisterRequest, cors_ok: bool = Depends(validate_c
                 detail="Password is too weak. Suggestions: "
                 + ",".join(passwd_quality["feedback"]["suggestions"]),
             )
-        return db.register(req.email, req.first_name, req.last_name, password_hash)
+        
+        is_guest = False
+        if req.email.startswith('guest_') and req.email.endswith('@endeavorpal.com') and req.first_name == 'Welcome' and req.last_name == 'Guest':
+            is_guest = True
+
+        return db.register(req.email, req.first_name, req.last_name, password_hash, is_guest)
     except psycopg2.Error as e:
-        print(f"Error: {e}")
+        logger.error(f"Error: {e}")
         raise HTTPException(status_code=500, detail="Database error")
 
 
+
 class LoginRequest(BaseModel):
     email: str
     password: str
diff --git a/sql/10_update_guest_users.sql b/sql/10_update_guest_users.sql
new file mode 100644
index 0000000..0189547
--- /dev/null
+++ b/sql/10_update_guest_users.sql
@@ -0,0 +1,8 @@
+UPDATE users 
+SET 
+    is_guest = TRUE,
+    updated_at = CURRENT_TIMESTAMP
+WHERE 
+    email LIKE 'guest_%@endeavorpal.com'
+    AND first_name = 'Welcome'
+    AND last_name = 'Guest';