You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you please help me to cancel my reservation?

ASSISTANT: Sure, I am here to help you out. Please provide me your name.

USER: My name is Barbara Evans.

ASSISTANT:  Barbara Evans, I found an active reservation on your name in our database. Can I cancel it?

USER: Please cancel.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.