You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Myself Steven Nelson, I am planning for a round trip from DEN. Can you please help me to book my flight ticket?

ASSISTANT: Sure, I am here to help you. May I know your dates of journey to proceed further?

USER: Sure, I will depart on 08/02 and return on 08/04.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Delta airlines is providing you a connecting flight with a fare of 100, shall I confirm that ticket?

USER: Good to hear that, you can proceed for booking the ticket.

ASSISTANT: Ok, your ticket is booked with the flight number 1015.

USER: Thank you so much for helping me.

ASSISTANT: Thank you for reaching us.