You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, I want to cancel my reservation.

ASSISTANT: Ok.

USER: Can you please help me in cancelling?

ASSISTANT: Sure, may I know your god name?

USER: My name is Anna Hall.

ASSISTANT: Thank you for sharing, please hold on.

USER: Sure.

ASSISTANT: No reservation found on your name.

USER: Ok, no problem. Thank you for the information.

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