You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

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

ASSISTANT: Sure, I will help you with that.

USER: Thanks for that.

ASSISTANT: Can I know your name check your previous reservation?

USER: I am Amanda Harris.

ASSISTANT: Please wait a moment to check.

USER: Ok, I will wait.

ASSISTANT: We regret to inform you that, there is no reservation on your name in our records.

USER: Anyway, thanks for the information.

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