You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My father is not willing well so, he just want to cancel his reservation, can you please check is there any reservation on the name of Margaret Wright.

ASSISTANT: Sure. Let me check the status and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found on your name.

USER: That's not a problem. Thanks for your help and service.

ASSISTANT: Thank you for choosing us.