You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I address you?

USER: I would like to cancel my recent reservation. Can you help me out in this?

ASSISTANT: Sure, may I know your good name to proceed with cancellation?

USER: I am Dorothy Lewis.

ASSISTANT: Thank you for providing your name.

USER: It's ok.

ASSISTANT: I apologise that there is no seat reserved with the given name.

USER: That's ok, not an issue.

ASSISTANT: Thank you for choosing our agency to assist you.

USER: Thank you for your information.