remove is_reply

ControllerAtomicFlow.py

@@ -142,4 +142,4 @@ class ControllerAtomicFlow(ChatAtomicFlow):
         )
         
         
-        self.send_message(reply, is_reply = True)
+        self.send_message(reply)

ControllerExecutorFlow.py

@@ -93,7 +93,7 @@ class ControllerExecutorFlow(CompositeFlow):
             input_message = self.flow_state["input_message"],
             response = self.reply_interface(self.flow_state)
         )
-        self.send_message(reply,is_reply = True)
+        self.send_message(reply)
     
     def get_next_flow_to_call(self):
         

WikiSearchAtomicFlow.py

@@ -74,4 +74,4 @@ class WikiSearchAtomicFlow(AtomicFlow):
             response = {"wiki_content": observation},
         )
         
-        self.send_message(reply, is_reply = True)
+        self.send_message(reply)