You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Owing to an emergency, I am requesting to cancel my recent reservation. Will you aid me in cancelling?

ASSISTANT: Sure, may I know your name?

USER: My name is Jeffrey Carter.

ASSISTANT: Sorry Jeffrey Carter. There is no reservation on your name.

USER: No issues, thank you.

ASSISTANT: Thank you.