You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: Due to some emergency at my home, I would like to cancel my previous reservation. Can you help me with that?

ASSISTANT: May I know your name please?

USER: Sure, my name is Eric Edwards.

ASSISTANT: Sorry Edwards, there is no reservation found under your name in our database.

USER: It's ok, not an issue. Thank you for your time.

ASSISTANT: Thank you, have a nice day.