You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you the best today?

USER: I want to do research on a project at NASA space center at Houston. Can you please help me in booking a flight ticket?

ASSISTANT: Ok, good. Sure, I can help you to book.

USER: Thank you.

ASSISTANT: From where do I need to search a flight for you?

USER: My nearest airport is Dallas & Forth Worth, TX-DFW.

ASSISTANT: Ok, kindly ensure your dates of travel?

USER: I want to start on 04/02 and return on 04/04.

ASSISTANT: Ok, I need your destination airport code?

USER: Houston airport code is TX-IAH.

ASSISTANT: May I know your name please? A flight in AA airline is available on your route with a fare 200. Shall i make it confirm?

USER: Please make a reservation on the name of Justin Scott.

ASSISTANT: Ok,  your booking with 1004 plane is successful.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.