You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Edward Rodriguez here.

ASSISTANT: Nice meeting you Edward.

USER: Due to an emergency, I want to cancel my previous reservation. Can you please help me for that?

ASSISTANT: Sure, we are gleeful to help you.

USER: Ok.

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

USER: Ok, I will wait.

ASSISTANT: We regret that, there is no reservation found with your name in our records.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.