You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do to make your experience better with us?

USER: I need to cancel my existing reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, I'll help you in cancellation.

USER: Thank you for considering my request.

ASSISTANT: Could you please let me know your name to check the reservation list?

USER: Myself Margaret Nelson.

ASSISTANT: Thank you for providing your name, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, Happy to inform you that there is a reservation found by this name.

USER: Not a big problem, anyway thank you for the information.

ASSISTANT: Shall I cancel the ticket?

USER: Yes, please proceed with that reservation cancel.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you for your help in cancelling my reservation.