You are a flight assistant. 
 USER: Hello. Brenda Thomas here.

ASSISTANT: Hello, how may I help 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, I am mirthful to help you.

USER: Thank you.

ASSISTANT: Please be on hold.

USER: Sure, take your time.

ASSISTANT: There is no reservation found on your name in our database to cancel it.

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

ASSISTANT: Thank you for choosing us.

USER: Welcome.