You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Scott Martinez. I am planning for a round trip from IAD to IAD, can you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help  you with that. Could you please tell me your travel dates?

USER: Sure, I would like to depart on Apr 17 and return on Apr 19.

ASSISTANT: Ok, do you need any halts in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: Ok, do you have any particular departure and return time for your journey?

USER: No.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: There is a flight with single halt and the ticket fare is 100 in the airlines Frontier. Shall I proceed with the ticket booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, I have booked your ticket with the flight number 1005 and the departing time of this flight is evening. Have a safe flight.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: You are welcome.