You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you aid me to cancel my ticket due to an important meeting in my office?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Susan Hernandez here.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: It's ok.

ASSISTANT: Thank you for choosing us.

USER: Thank you.