You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be at your service today?

USER: I want to cancel my recent reservation as my semester holidays are extended.

ASSISTANT: Ok.

USER: Can you help me in my cancellation of ticket?

ASSISTANT: Sure. To help you in cancellation, may I have your name please?

USER: I am Sarah Jones.

ASSISTANT: Please hold on, I will check with the previous reservations.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a reservation with your name. Shall I make it cancel?

USER: Yes, proceed with my cancellation.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for kind service.

ASSISTANT: Thank you for connecting us. Have a great day.