You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

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

ASSISTANT: May I know your name?

USER: My name is Gregory Moore.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: I found your reservation and I have cancelled it.

USER: Thanks.

ASSISTANT: Thanks for reaching us.