You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to cancel my reservation as my exams cancelled, can you please help me out with that?

ASSISTANT: Sure, I am here to help you with your concern.

USER: Thank you.

ASSISTANT: May I know your name please to check the status of your reservation?

USER: Myself Nicole Hernandez.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Nicole Hernandez, no reservation has been found on your name in our database.

USER: Ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thank you for choosing us.