You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Due to emergency I need to cancel my recent reservation, Can you help me for cancel reservation please?

ASSISTANT: Sure, we are here to help you. May I know your good name for further process?

USER: Amy Martin here.

ASSISTANT: Ok, please hold on, I will be back and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, I have cancelled your reservation.

USER: Ok, thanks for your information.

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