You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I render you today?

USER: Nicholas Walker here.

ASSISTANT: Ok.

USER: Due to bad weather, I need to cancel my reservation.

ASSISTANT: Ok.

USER: Can you please help me with it?

ASSISTANT: Sure. Please wait a moment, I will check the reservation list and revert to you.

USER: Ok.

ASSISTANT: Thanks for your time, there is no reservation found on your name to proceed with cancellation.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for availing us, Have a nice day.