You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you at this moment?

USER: I am Rachel King. I want to cancel my recent reservation due to my exam has been cancelled. Can you help me out?

ASSISTANT: Ok, I can help you out.

USER: Thank you.

ASSISTANT: Please wait, I will find your reservation and cancel it as per your request?

USER: Sure.

ASSISTANT: I regret that there is no reservation found on your name to cancel.

USER: Ok, Not an issue. Thank you.

ASSISTANT: Thanks for consulting us, have a nice day.