You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I want to cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, can I know your name?

USER: My name is Raymond Turner.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there are no active reservations on your name to cancel.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.