You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Ok, I can cancel your reservation. May I know your name?

USER: Barbara Jones.

ASSISTANT: Thank you for giving information. Please wait a minute. Thanks for your patience. There was no reservation found on your name.

USER: Thank you.