You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, can you provide me your name?

USER: I am James Turner.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: James Turner. I regret to inform that there is no reservation by your name.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.