You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I hand help to you?

USER: As my music audition has been cancelled. So can you help me in cancelling my ticket?

ASSISTANT: Sure, I am gleeful to help you. On whose name the previous booking is done?

USER: With the name of Anthony Gonzalez reservation is done.

ASSISTANT: Ok, just give me a moment to search your booking in our data base.

USER: Ok.

ASSISTANT: Sorry Anthony, there is no reservation found on your name to cancel your booking.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you communicating with us. Have a nice day.