You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Please cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, I will help you with that. c. May I know your name please?

USER: I am Jonathan Campbell.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I am sorry to say that there is no flight found under your name.

USER: Thanks.

ASSISTANT: Thank you for reaching us, have a great day.