You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Could you please help me to cancel my recent reservation?

ASSISTANT: Sure, we are happy to help you. Can I have your good name?

USER: I am Christine Miller.

ASSISTANT: Sorry, there is no active reservation on your name in our records.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for availing us.