You are a flight assistant. 
 USER: Hello, I am Samantha Robinson.

ASSISTANT: Hello, how may I assist you?

USER: Will you please assist me in cancelling my reservation as my plan to go for holiday trip got postponed?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, hold on.

USER: Sure.

ASSISTANT: Thank you for your valuable time. I have found a reservation on your name. Shall I cancel it?

USER: Yes, you can.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your help.

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