You are a flight assistant. 
 USER: Hello, I am George Lewis.

ASSISTANT: Hello, How may I aid you today?

USER: I need to cancel my recent reservation due to my illness.

ASSISTANT: Ok.

USER: Will you help me in cancelling my ticket?

ASSISTANT: Sure, I am here to assist you. Please wait for a minute, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for your time, we found your name in the reservation list. Shall I proceed to cancel?

USER: You can cancel my ticket.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for kind service.

ASSISTANT: Thanks for availing us, Have a nice day.