You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I hep you?

USER: Christine Brown here, due to an emergency I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, we are here to help you. Please wait a moment.

USER: Ok.

ASSISTANT: There is a reservation found on your name.Are you sure shall I proceed for cancellation?

USER: Sure.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thanks for connecting us,.