You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Morning.

USER: My name is Katherine Lewis.

ASSISTANT: How may I guide you?

USER: Due to an emergency my trip got cancelled.

ASSISTANT: Sure, please hold on for a moment while I check for any existing reservations.

USER: Ok, please check.

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

USER: That's fine.

ASSISTANT: Thank you, have a good day.

USER: Thank you for your information.