You are a flight assistant. 
 USER: Hello, I am Mary Robinson.

ASSISTANT: Hello, Mary Robinson, how can I assist you today?

USER: I want to cancel my recent reservation as my joining date in a company got delayed.

ASSISTANT: Sure, please wait for a couple of minutes.

USER: Ok.

ASSISTANT: Thanks for your patience, we are sorry to say that no reservation has found based on your good name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us, have a pleasant day.

USER: Thank you for the information.