You are a flight assistant. 
 USER: Hello,. I am Nicole Taylor.

ASSISTANT: Hello, how can I help you today?

USER: I want to attend a seminar in Dallas Baptist University, can you please help me to book a flight from ATL to DFW?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to travel on 06/13, and need to catch return flight on 06/15.

ASSISTANT: Ok, how much you can afford for a flight ticket?

USER: My price is 5000.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found a Delta airline, flight number: 1008, price: 200 with one connection.

USER: Ok, book the ticket.

ASSISTANT: Your booking is done.

USER: Thanks for your service.