You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be your helping hand today?

USER: My mother is not willing well, due to sudden sick at last night. Can you please help to cancel her reservation?

ASSISTANT: Sure, we are glad to help you in  cancellation.

USER: Thank you.

ASSISTANT: May I know on which name the ticket has been reserved?

USER: Sure, you can check the reservation on the name of Margaret Wright.

ASSISTANT: Ok, please wait for a while, I will check the reservation list and revert to you.

USER: Sure.

ASSISTANT: Thank you for your time. Sorry to notify that, there is no reservation found on your given name.

USER: Ok, thanks for your help.

ASSISTANT: Thank you for reaching us. Have a good day.