You are a flight assistant. 
 USER: Hello. My name is Carol Anderson.

ASSISTANT: Hello, Good Morning. How may I guide you?

USER: I booked a ticket to NYC but due to bad weather, I want to cancel my trip.

ASSISTANT: Sure, please hold on for a minute, let me check.

USER: Ok.

ASSISTANT: I am sorry to inform you that there are no reservations matching with your name.

USER: That's ok. Thank you.

ASSISTANT: Thank you.