You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Garcia here.

ASSISTANT: How may I aid you?

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

ASSISTANT: Please wait for a while.

USER: Thank you, take your time.

ASSISTANT: There is no reservation found with your given name.

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

ASSISTANT: Thank you.

USER: Welcome.