You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Owing to an emergency, I just want to cancel my recent reservation. Can you please help me with cancellation?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Sure, my name is Laura Davis.

ASSISTANT: We didn't find any reservation on your name to cancel.

USER: Ok, thanks for your information.

ASSISTANT: Thank you.