You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I need to cancel my reservation which I have done last week in advance for my exams. Can you please aid me to cancel my reservation?

ASSISTANT: Sure, I will help you in cancelling the reservation. May I know your name please?

USER: Thank you for considering my request, my name is Stephanie Adams.

ASSISTANT: Sorry, there are no reservations found in our database.

USER: It's ok, anyway thank you for the information.

ASSISTANT: Thank you for reaching us.