You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in cancelling my recent reservation, as my exam got cancelled.

ASSISTANT: Sure, We are here to help you. May I know your name?

USER: Myself, Stephanie Carter.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT:  Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.