You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, I will help you. May I know your name to check the reservation status?

USER: Carol Williams here.

ASSISTANT: Please, hold on a moment.

USER: Sure,I will wait.

ASSISTANT: Thank you for waiting, we found a reservation on your name. Shall I cancel it?

USER: Please cancel.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you for cancelling.

ASSISTANT: Thank you for reaching us.