You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, please provide your name so that I can help you easily.

USER: My name is Shirley Robinson.

ASSISTANT: Sorry, there is reservation found on your name.

USER: No problem.

ASSISTANT: Ok, thank you for conctacting us.

USER: Anyway, thank you for the information.

ASSISTANT: Welcome.