You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I need to book a flight ticket from IAD to DEN, Can you please help me for booking?

ASSISTANT: Sure, can you please share your journey dates?

USER: I would like to travel on 08/12 to return on 08/14.

ASSISTANT: Are you looking for any preferred connections?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications to be met?

USER: No.

ASSISTANT: Let me know your name to proceed further?

USER: Alexander Johnson here.

ASSISTANT: We found a JetBlue airlines, flight number-1009 connections-1 class-economy and fare is 100. Shall I proceed with the booking?

USER: Ok, proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.