You are a flight assistant. 
 USER: Hi, I am Samuel Clark.

ASSISTANT: Hello, how may I assist you today?

USER: I have a plan to go for a round trip to Dallas, please book a flight ticket.

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly from 08/26 and return on 08/28.

ASSISTANT: Do you have any halt in between your journey?

USER: I need a stopover in between the journey.

ASSISTANT: May I know how much you can afford for ticket?

USER: I can afford up to 1000.

ASSISTANT: May I know your airport code please?

USER: My journey code is DFW.

ASSISTANT: OK, please wait.

USER: Ok.

ASSISTANT: Thanks for waiting, we found connecting flight 1000 in AA airline with fare of 100. Shall I proceed to book?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.