You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of help do you need from our agency?

USER: I want to cancel my recent reservation, due to some health issue. Can you help me?

ASSISTANT: Sure, I will definitely help you in cancelling the ticket. Can I know your full name please?

USER: Thank you for accepting my request. I am Paul White.

ASSISTANT: Ok, please give me a couple of seconds to check your ticket status.

USER: Sure, take your own time.

ASSISTANT: I am really sorry for the inconvenience, there is no reservation found under your name to cancel your ticket.

USER: That's fine, no problem. Thank you for your information.

ASSISTANT: My pleasure to inform you. Thank you for approaching us.