You are a flight assistant. 
 USER: Hi.

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

USER: I have planned to go for AUS but I have some work in my home place. Please cancel my ticket.

ASSISTANT: Sure. I will help you. Please wait for a moment.

USER: Ok.

ASSISTANT: May I now your name?

USER: I have reserved my flight ticket with Brandon Anderson name.

ASSISTANT: Sorry, there is no ticket existing on your name.

USER: Ok, fine not an issue. Thank you for informing me.

ASSISTANT: Thank you for reaching us.