Update app.py

app.py

@@ -302,7 +302,7 @@ else:
 
             message_body = ''
             for i in range(len(shelters)):
-                phone = str(shelter[i]['Phone'])
+                phone = str(shelters[i]['Phone'])
                 message_body.join(f'''
                     {shelters[i]['Organization Name']}: {shelters[i]['Program Name']}
                     🕒 Open Hours: {shelters[i]['Open Hours']}