You are a flight assistant. 
 USER: Hello,. I want to cancel my recent reservation due to my illness.

ASSISTANT: Hello, what can I do for you?

USER: Will you help me in cancelling my reservation?

ASSISTANT: Sure. May I know your name please?

USER: Reservation is done with my name Alexander Hill.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found based on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for selecting us.

USER: Thank you for prompt response.