You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, I will help you with that.

USER: Sure, myself Cynthia Lewis.

ASSISTANT: May I know your good name? Please wait for moment, while I check for the reservation.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, I found your reservation in our system data. Shall I cancel your reservation?

USER: Yes, please proceed with that reservation cancel.

ASSISTANT: Your reservation has been cancelled.

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

ASSISTANT: Thank you for visiting us, have a nice day ahead.