Minor change to date format instructions

app.py

@@ -14,8 +14,8 @@ from Gradio_UI import GradioUI
 def get_nasa_neo_data(start_date:str, end_date:str) -> dict:
     """A function to get Near Earth Object (NEO) data from NASA API.
     Args:
-        start_date: A string representing thestart date of the data to be fetched in. IMPORTANT: Follows date convention YYYY-MM-DD using dash delimitation e.g. "2021-09-07"
-        end_date: A string representing the end date of the data to be fetched. IMPORTANT: Follows date convention YYYY-MM-DD using dash delimitation e.g. "2021-09-07"
+        start_date: A string representing thestart date of the data to be fetched in. IMPORTANT: Follows ISO 8601 date convention YYYY-MM-DD using dash delimitation e.g. "2021-09-07"
+        end_date: A string representing the end date of the data to be fetched. IMPORTANT: Follows ISO 8601 date convention YYYY-MM-DD using dash delimitation e.g. "2021-09-07"
     Returns: The data fetched from the API as a JSON-like dictionary.
     """
     root_url = "https://api.nasa.gov/neo/rest/v1/feed?"