You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Due to sudden weather change in my location, I can not travel out. Can you please cancel my reservation?

ASSISTANT: Sure, please provide your name to check the reservation status.

USER: Please check with the name George Green.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Green, no reservation has been found on your name in our database.

USER: That's fine, my cousin has cancelled it without my consent. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.