You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am James King.

ASSISTANT: How can I help you today?

USER: I am not interested to complete my trip. So, can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for choosing us.