You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am John Scott.

ASSISTANT: How can I be your helping hand?

USER: I would like to book a flight ticket to Atlanta, GA -ATL on 09/03.

ASSISTANT: Ok.

USER: Sorry, book on 10/03.

ASSISTANT: May I have your travelling details?

USER: Dallas& Fort Worth, TX - DFW is my source. And I should return on 10/05.

ASSISTANT: Do you have any specifications?

USER: Yes, 5000 is my price limit.

ASSISTANT: Thanks for waiting. You have 1012 flight with 1 connection of price 300 in Delta airline. Shall I reserve your ticket?

USER: Ok,proceed.

ASSISTANT: Your ticket was booked.

USER: Thank yopu.

ASSISTANT: Thank you for your time with us.