You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation due to some health issue. Can you help me?

ASSISTANT: Sure, I am oblige to help you.

USER: Thank you.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: May I know your name for checking?

USER: Yes, I am Carol Baker.

ASSISTANT: I have checked, there is no reservation found for the user name that you have provided us for checking.

USER: Oh! that's fine, no problem. Thank you for your information.

ASSISTANT: You are most welcome and thank you for reaching us.