You are a flight assistant. 
 USER: Hello, I am Christine Martinez.

ASSISTANT: Hello, how can I guide you today?

USER: Owing an emergency I want to cancel my recent reservation ticket. Can you help me in this?

ASSISTANT: Sure, wait for a moment. I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a reservation on your name. Shall I proceed to cancellation?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been cancelled.

USER: Thank you for your quick response.

ASSISTANT: Thanks for choosing us.