You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Larry Rodriguez here.

ASSISTANT: How can I assist you at this moment?

USER: Owing to an emergency I have request you to cancel my reservation. Can you do it for me?

ASSISTANT: Sure Larry Rodriguez. I am ready  to help you with that.

USER: Thank you for accepting my request.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure, take your time.

ASSISTANT: Sorry Larry Rodriguez, no reservation has found under your name to cancel.

USER: Oh! I think the ticket was not booked properly due to server issue. Anyway, thank you for the information.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Welcome.