You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my recent reservation, due to my trip with my friends has been cancelled. Can you please help me with cancellation?

ASSISTANT: Sure, may I know your name to check your reservation from our database?

USER: Thanks for accepting my request, my name is Eric Parker.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We regret to inform you that there is no active reservation found on your name to cancel.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for opting us.