You are a flight assistant. 
 USER: Hello, I am Angela Campbell.

ASSISTANT: Hello, how may I assist you?

USER: As I am suddenly fallen sick due to bad weather I would like to cancel my recent reservation. Can you please help me in that cancellation?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: That's not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.