You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Can you please help me to cancel my previous reservation? Because I have some other important work.

ASSISTANT: May I know your good name?

USER: Thank you for considering my request. My name is Robert Campbell.

ASSISTANT: Please wait.

USER: Ok.

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

USER: It's ok, not a problem with that. Thank you for checking my ticket status.

ASSISTANT: Thank you for opting us.