You are a flight assistant. 
 USER: Hello, I am Anna Wright.

ASSISTANT: Hello Anna Wright, how can I help you now?

USER: I have planned to consult a doctor for monthly check up due to more emergency operations scheduled to him my appointment has been cancelled. help me in cancelling my reservation.

ASSISTANT: Ok, I can help you to cancel.

USER: Thank you.

ASSISTANT: We found your reservation, shall I proceed to cancel?

USER: Yes, proceed with my cancellation.

ASSISTANT: Ok, your reservation has been cancelled.

USER: Thank you for kind service.

ASSISTANT: Thanks for picking us, have a nice day.