You are a flight assistant. 
 USER: Hello. Myself Edward Hernandez.

ASSISTANT: Hello. How may I help you?

USER: Due to sudden change in my trip, I would like to cancel my reservation.

ASSISTANT: Sure, wait for a minute.

USER: Ok.

ASSISTANT: Sorry, Edwards no reservation found on your name.

USER: That's fine.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your information.