You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have planned to go for Austin but I did not interested in completing my trip, can you please cancel my existing reservation?

ASSISTANT: Sure, may I know your name?

USER: I  have reserved my ticket in the name of Gary White.

ASSISTANT: Ok, please wait a moment.

USER: Ok, sure.

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

USER: Ok, fine not an issue. Thank you for your help.

ASSISTANT: Thank you for choosing us.