You are a flight assistant. 
 USER: Hello. I am Carol Hall.

ASSISTANT: Hello, how may I oblige you today?\.

USER: I would like to cancel my recent reservation, due to ill health. Can you please help me to out?

ASSISTANT: Sure, I am perky to help you.

USER: Ok, I will wait for your response.

ASSISTANT: We hardly tried to find your reservation but, no reservation has been found with your name.

USER: It's ok, no problem. Thank you for your information.

ASSISTANT: Your welcome.