You are a flight assistant. 
 USER: Hello. I am Anna Davis.

ASSISTANT: Hello, how can I give assistance to you?

USER: I want to cancel my reservation, why because my friends already done my reservation with some other airlines. So could you please help me out?

ASSISTANT: Sure, we are here to help you with cancellation. Please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.