You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Please give me a moment. Sorry, no reservation found on your name to cancel your reservation.

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

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