You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: My exam is cancelled, can you help me to cancel my reservation?

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

USER: My name is Margaret Harris.

ASSISTANT: Please wait for a mean while.

USER: Please check my details in your records.

ASSISTANT: Sorry Harris, there is no reservation found as per your name to cancel your reservation.

USER: No issues. Thank you for your time.

ASSISTANT: You are welcome.