Update retriever.py

retriever.py

@@ -241,9 +241,8 @@ Do not include explanations, steps, justifications, or additional text.
             source_text = self.search_with_reference(question)
             intent = self.analyze_question_intent(question)
             system_prompt = (
-                "You are a concise assistant. You follow each step methodically but provide only the exact answer requested. Do not include explanations, steps, justifications, or additional text. For example, if you are asked: 'What is the capital of France?', simply answer: 'Paris'."
-
-                )
+                "You are a laconic assistant. You follow each step methodically, but only give the exact answer requested. Do not include explanations, steps, justifications, or additional text in your answer. For example, if you are asked, "What is the capital of France?", simply answer, "Paris."
+             )
             content_block = f"Question: {question}"
             if source_text:
                 content_block += f"\n\nSource:\n{source_text}"