You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to cancel my flight ticket booking due to health problem, can you please help me?

ASSISTANT: Sure, I am glad to help you with cancellation.

USER: Thank you for considering my request.

ASSISTANT: Can I have your good name please?

USER: Sure, my name is Jonathan Perez.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I can wait.

ASSISTANT: Thanks for your time, there was no reservation found on your name to cancel it.

USER: Not a problem, thank you for checking my reservation status.

ASSISTANT: Thank you for reaching us.

USER: Welcome.