You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Actually my cricket competition is postponed so that I want to cancel my recent reservation, can you help me?

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: May I know your name?

USER: Sure, my name is Michael Smith.

ASSISTANT: Ok, Smith please wait a moment I will check your reservation is there not.

USER: Ok, sure.

ASSISTANT: Actually, there is no reservation under your name.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Anyway's thank you for your information.