You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I want to cancel my recent reservation, due to the sudden change of my meeting place. Can you help me with that.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: I am Laura Davis.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on you name in our airline database.

USER: Ok, no problem at all. Thanks for the information.

ASSISTANT: Thank you for reaching us.