You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: Owing to an emergency I have request you to cancel my reservation, can you please help me out with that?

ASSISTANT: Sure, please share me your good name.

USER: Ok, my name is Elizabeth Clark.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

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

ASSISTANT: Thank you for availing us.

USER: Anyway, thank you for the information.