You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: George Lopez here.

ASSISTANT: George Lopez, how can I aid you today?

USER: I have to cancel my reservation which I have done earlier to participate in dance programme but unfortunately I have stay back here to take care of my injured friend. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for taking my request.

ASSISTANT: Hold on for a moment. Let me check.

USER: Ok, take your time.

ASSISTANT: Sorry George Lopez, there are no flights reserved on your given name formerly.

USER: Oh! I think it was cancelled by my cousin. Anyway, thank you for the information.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.