You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

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

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

USER: Dorothy Robinson here.

ASSISTANT: Please wait for a while, let me check your previous reservation status.

USER: Sure.

ASSISTANT: Thank you for waiting. We found a reservation under your name and it has been cancelled successfully.

USER: Thanks for your information.

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