You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Due to some urgent business meeting, I am willing to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, may I know your name for cancellation?

USER: Myself Brandon Jackson.

ASSISTANT: Please stay online, let me check with the details.

USER: Sure, I will wait for your response.

ASSISTANT: Your previous reservation is found and successfully cancelled.

USER: Thank you very much for cancelling the ticket.

ASSISTANT: Thank you for reaching our service.

USER: You are welcome.