You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Please help me in booking a flight ticket from DFW to IAD.

ASSISTANT: Sure, we are happy to help you. Can I have your travelling dates?

USER: I will start on Aug, 7 and return on Aug, 9.

ASSISTANT: Do yo prefer any stopover in between journey?

USER: Yes, I need a stopover.

ASSISTANT: Are there any other specifications for you?

USER: No, thank you.

ASSISTANT: May I know your good name?

USER: Donald Smith here.

ASSISTANT: JetBlue Airlines is providing connecting flight with the ticket fare of 100 and depart time is 20:00 hours, arrival time is 11:00 hours. Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1020.

USER: Thank you.

ASSISTANT: Thank you for availing us.