You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you at this time?

USER: I am Sarah Scott, I need to cancel my reservation as my exams got cancelled. Can you please help me out?

ASSISTANT: Sure, I will help you in that one.

USER: Thank you.

ASSISTANT: Sorry to say this Sarah, there are no active reservations under your name to cancel.

USER: It's ok, it might not be done properly at the time of booking. Anyway thank you for the information.

ASSISTANT: You are most welcome. Thank you for choosing our travel agency.