You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How may I aid you today?

USER: I am Katherine King.

ASSISTANT: Ok.

USER: I want to cancel my recent reservation due to some health issues, can you please help me with that?

ASSISTANT: Sure, I will check the reservation list. Please wait, I will let you know.

USER: Ok.

ASSISTANT: Thanks for being patience. No flight is reserved on your name to proceed further.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for choosing us, Have a nice day.