You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I have planned to go for AUS but I am not interested in doing my journey. So please change my existing reservation?

ASSISTANT: Sure, May I know your name?

USER: Myself Benjamin Jones.

ASSISTANT: Ok,wait for some time.

USER: Ok.

ASSISTANT: There was no reservations found on your name. Thanks for connecting us.

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