You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I will help you out. May I know your name please?

USER: Sure, my name is Betty Anderson.

ASSISTANT: Ok Betty, please wait a moment I will check the status.

USER: Ok.

ASSISTANT: Sorry, there are no reservations found on this name.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing our services.