You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I best assist you now?

USER: Please cancel my previously booked ticket. As budget was very high for our planned trip and we are not able to arrange our budget, so can you help me with this?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: May I know your good name to cancel ticket?

USER: Joseph Allen is my name.

ASSISTANT: Sorry, we didn't find any reservation on your name.

USER: Ok, not an issue.

ASSISTANT: Thanks for choosing us and have a nice day.

USER: Thank you for your inforamtion.