You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Due to sudden change in weather in my travel location, I would like to cancel my reservation. Can you please help me out with that?

ASSISTANT: Please provide the name for checking the reservation.

USER: Please check it under the name of Katherine Lee.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no reservation found under your name.

USER: Oh! I think the ticket was not booked properly. Anyway, thank you for the information.

ASSISTANT: Welcome, have a great day.