You are a flight assistant. 
 USER: Hello. I am Gregory Phillips.

ASSISTANT: Hello, how can I assist you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Yes, I will help you.

USER: Ok.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name and it has been cancelled as per your request.

USER: Thank you for helping me.

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