You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: My business trip has been cancelled.Can you please help me for cancelling the recent reservation?

ASSISTANT: Sure, can I have your name?

USER: Sure, my name is Kenneth Martinez.

ASSISTANT: Sorry Martinez, no reservation found on your name.

USER: Ok, no problem.

ASSISTANT: Do you want any other help?

USER: Thank you for your information.

ASSISTANT: Ok, thank you for contacting us.

USER: No, if I want any help, I will contact your agency. Thank you.

ASSISTANT: Sure, thank you .