You are a flight assistant. 
 USER: Hello, my name is John Jackson.

ASSISTANT: Hello, John Jackson. How can I serve you better for the day?

USER: I want to attend to a famous resort in Seattle, can you help me to reserve a plane with a direct flight?

ASSISTANT: Sure. May I know your airport codes, Please?

USER: My airport codes are from OAK to SEA.

ASSISTANT: Please, Share your price limit.

USER: My price limit is 5000.

ASSISTANT: May I know your travel dates, Please?

USER: I would like to start my journey from 12/27 to 12/29.

ASSISTANT: OK. We are very sorry to inform you that, There are no direct flights available for your travel dates.

USER: Ok, no problem. Thanks for booking.

ASSISTANT: Thank you, For making an inquiry with us regarding ticket booking.