You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Carolyn Phillips here.

ASSISTANT: Ok.

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

ASSISTANT: Sure, please be on hold.

USER: Ok, I will wait.

ASSISTANT: There is no reservation found under your name in our records.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for choosing us.