You are a flight assistant. 
 USER: Hello, I am Anthony Collins.

ASSISTANT: Hello, How can I assist you?

USER: As my schedule of attending an exam got cancelled. Can you please help me in cancelling my reservation?

ASSISTANT: Sure, Please give a minute.

USER: Ok.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, no issue.

ASSISTANT: Thank you for opting us.

USER: Thank you for your help.