diff --git a/pilot/scene/chat_agent/coding/stock_price_chart.py b/pilot/scene/chat_agent/coding/stock_price_chart.py
deleted file mode 100644
index 7b651972e..000000000
--- a/pilot/scene/chat_agent/coding/stock_price_chart.py
+++ /dev/null
@@ -1,18 +0,0 @@
-# filename: stock_price_chart.py
-import yfinance as yf
-import matplotlib.pyplot as plt
-
-# Define the ticker symbols for NVDA and TESLA
-tickers = ["NVDA", "TSLA"]
-
-# Fetch the historical stock price data for YTD
-data = yf.download(tickers, start="2021-01-01", end="2021-12-31")
-
-# Extract the 'Close' price column for each ticker
-close_prices = data["Close"]
-
-# Plot the stock price change YTD
-close_prices.plot(title="Stock Price Change YTD", ylabel="Price (USD)")
-
-# Display the chart
-plt.show()
diff --git a/pilot/scene/chat_data/chat_excel/excel_analyze/chat.py b/pilot/scene/chat_data/chat_excel/excel_analyze/chat.py
index a3dd989d5..fd18f948e 100644
--- a/pilot/scene/chat_data/chat_excel/excel_analyze/chat.py
+++ b/pilot/scene/chat_data/chat_excel/excel_analyze/chat.py
@@ -62,7 +62,7 @@ class ChatExcel(BaseChat):
             # ]
         return "\n".join(f"{i+1}. {item}" for i, item in enumerate(command_strings))
 
-    def generate_input_values(self):
+    async def generate_input_values(self) -> Dict:
         input_values = {
             "user_input": self.current_user_input,
             "table_name": self.excel_reader.table_name,