You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

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

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: May I know your good name please?

USER: My name is Anthony Taylor.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

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

ASSISTANT: You are welcome.