You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Could you please help me in cancelling my recent reservation under the name of Anna Harris?

ASSISTANT: Sure, may I know your good name?

USER: Already mentioned above.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Ok.

ASSISTANT: Thanks for waiting. I found your reservation, shall I proceed with cancellation?

USER: Please proceed.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your response.

ASSISTANT: Thank you for visiting us, we hope see you again.