You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Joshua Anderson. I want to book a ticket from DEN to IAD to attend seminar, can you help me in booking?

ASSISTANT: Sure, I can do that for you. Can you please provide me your trip dates?

USER: I am departing on 11/15 and return on 11/17.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a flight available with UA airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Please proceed for booking.

ASSISTANT: Joshua, your ticket is booked with the flight-1002.

USER: Thank you for your help.

ASSISTANT: You are welcome and thank you for choosing us.