You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Owing to an urgency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure, please wait for a moment to check your details. Meanwhile, may I know your name?

USER: My name is Margaret Wilson.

ASSISTANT: Sorry to say, no reservation found on your name.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for reaching us, have a nice day.