You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Anthony Campbell.

ASSISTANT: How may I assist you for the day?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, we are here to help to cancel your reservation.

USER: Thanks.

ASSISTANT: Please wait a moment.

USER: Ok.

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

USER: That's ok, thank you for the information.

ASSISTANT: Thanks for reaching us. Have a nice day.