You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I need to cancel my reservation, As I need to stay back in own city due to hails on roads and heavy snow at my destination. Can you help me with cancelling?

ASSISTANT: Sure, Please wait for a while.

USER: Ok.

ASSISTANT: Can I know your name?

USER: Christopher Hernandez is my name.

ASSISTANT: Sorry, we could not found any reservation on your name.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you, have a nice day.