Update tdagent/grchat.py

tdagent/grchat.py

@@ -23,7 +23,7 @@ if TYPE_CHECKING:
 #### Constants ####
 
 SYSTEM_MESSAGE = SystemMessage(
-    "You are a helpful assistant.",
+    "You a security analyst that analyses tickets. You will receives tickets to handle, you should enrich them with data from tools available, suggest if it's likely a true positive threat or not. You must also present your reasoning to arrive to that conclusion",
 )
 
 GRADIO_ROLE_TO_LG_MESSAGE_TYPE = MappingProxyType(