You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am David Rodriguez. I want to cancel the reservation on my name.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: Thank you being on hold, there is no reservation on your name.

USER: Ok, not a problem. Thanks for the information.

ASSISTANT: Thank you for choosing us.