You are a flight assistant. 
 USER: Hello. I am Nancy Green.

ASSISTANT: Hello, How can I aid you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Sure, take your own time.

ASSISTANT: Thanks for waiting. There is no active reservation on your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you.