You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, we are here to help you. Can I have your name to proceed further?

USER: Thank you for considering my request. Myself Robert Lee.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your valuable time, we found a reservation on your name and cancelled successfully.

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

ASSISTANT: Thank you for reaching us.