You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My health is upset and would like to cancel my reservation. Please help me in cancelling my reservation.

ASSISTANT: Sure, can I know your name?

USER: Sure. My name is Patrick King.

ASSISTANT: Sorry Patrick, there are no reservation found on your name. Get well soon as soon as possible.

USER: Thank you for your concern.

ASSISTANT: You are welcome.