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

ASSISTANT: Hello, how best I can help you?

USER: Owing to an emergency, I want to cancel my reservation. Could you help me in the cancellation?

ASSISTANT: Surely, I will help you out. Please wait for a few minutes.

USER: Ok.

ASSISTANT: Thank you for waiting, no reservation was found on your name to cancel.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for availing us, have a nice day.