Update app.py

app.py

@@ -39,7 +39,16 @@ def ask_question(user_db, question):
     cursor = conn.cursor()
 
     # Create a Text-to-SQL prompt
-    prompt = f"Translate this question into an SQLite query.\nReturn only SQL (no text):\nQuestion: {question}\nSQL:"
+    prompt = f"""
+    You are an expert SQL generator.
+    The database follows the Chinook schema with tables:
+    customers, invoices, invoice_items, tracks, albums, artists, employees, genres, media_types, playlists, playlist_track.
+    Translate this question into a valid SQLite query for this schema.
+    Return only SQL (no text).
+    Question: {question}
+    SQL:
+    """
+
 
     # ✅ Use .invoke() instead of calling the object directly
     response = sqlcoder_llm.invoke(prompt)