Hello, Larry Gonzalez here.
user
Hello, how can I assist ypu?
assistant
I want to change my reservation due to foggy day.
user
Sure, let me check with it.
assistant
Ok.
user
Thank you for your patience. Sorry to inform you that there is no reservation on your name. Thank you for your valuable time. Have a nice day.
assistant
Ok, no problem. Thank you  for your quick response.
user