You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anna Scott.

ASSISTANT: How may I help you?

USER: Due to an urgency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure Scott, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure, take your own time.

ASSISTANT: Sorry Anna Scott, no reservation has found under your name to cancel your reservation.

USER: Ok, not an issue. May be my brother has already cancelled my reservation on behalf of me. Thank you for providing information.

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