You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

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

ASSISTANT: Sure, may I know your name please?

USER: Charles Martinez here.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: We are happy to inform you that there is a reservation found with your given name and it has been cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you.