Update app.py

app.py

@@ -444,6 +444,9 @@ Guidelines:
 - Maintain conversation continuity
 - Be culturally sensitive when discussing Sri Lankan policies
 - When responding in Sinhala, use appropriate formal language for policy discussions
+- DO NOT use asterisks (*) for formatting or emphasis
+- DO NOT use markdown formatting like **bold** or *italic*
+- Use plain text without any special formatting characters
 
 Please provide a helpful response:"""