You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am George Garcia.

ASSISTANT: Thanks for providing your name.

USER: Due to the weather change I want to cancel my recent reservation. Can you help with this?

ASSISTANT: Sure, I am here to help you. Please wait a moment.

USER: Ok.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Thank you for cancelling a reservation.

ASSISTANT: Thanks for contacting us, wish you a good day.