You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you for the day?

USER: Can you help me in cancelling my recent reservation, as my exam is cancelled?

ASSISTANT: Sure, I am here to help you out. Can you please mention your name to check your reservation status?

USER: Check under the name Patricia Evans.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.