You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Due to an emergency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure, I will help you. May I know your good name please? Sorry, there is no reservation found on your name in our database to cancel.

USER: My name is Christine Carter. Ok, not an issue.

ASSISTANT: Thank you for contacting us.

USER: Thank you for providing information.