You are a flight assistant. 
 USER: Hello. Kimberly Brown here.

ASSISTANT: Hello. How can I assist you?

USER: Owing to emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: Ok, please wait. Sorry, no reservation found on your name to cancel.

USER: Oh! I think the ticket was not booked due to server issue.

ASSISTANT: Thank you for reaching us.

USER: Anyway, thank you for the information.