You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you today?

USER: Please cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, I am here to help you. May I know your good name?

USER: My name is Ryan Wilson.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: Thank you for being patience. I am here to inform you that, there is no reservation found on your name.

USER: Thank you.

ASSISTANT: Thank you for availing us.