You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: I would like to attend for a seminar in DCA. Can you please make a reservation from DFW?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Sure, I want to depart on June 16 and need to return on June 18.

ASSISTANT: Do you have any other specifications?

USER: I would like to travel in normal-cost airline.

ASSISTANT: Please help me with your name for booking.

USER: Myself Andrew Jones.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 200 with flight number 1017. Shall I proceed with this flight?

USER: Ok, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Most welcome.