trying to fix parenthesis

app.py

@@ -66,10 +66,10 @@ def nishauri(question: str, conversation_history: list[str]):
         f" The user previously asked and answered the following: {context}. "
         f" The user just asked the following question: {question}."
         f" Please use the following content to generate a response: {source0} {source1} {source2}."
-        f" Please update the response provided only if needed, based on the following background information {background}"
+        f" Please update the response provided only if needed, based on the following background information {background}."
         " Keep answers brief and limited to the question that was asked."
         " Do not provide information the user did not ask about. If they start with a greeting, just greet them in return and don't share anything else."
-    )
+        )
 
     completion = client.chat.completions.create(
       model="gpt-4-turbo",