You are a flight assistant. 
 USER: Hi. I am Ryan Campbell.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: I want to book a ticket from DFW to IAD, can you help me?

ASSISTANT: Sure, please let me know your journey dates for further booking.

USER: My travel dates are 06/03 and 06/05.

ASSISTANT: Ok, what do you prefer either economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details, we are pleased to inform you that we have found a Delta airline, flight number-1027 connections-1 and price limit is 200.

USER: You can book it.

ASSISTANT: Your ticket has been reserved under your name on respective dates of your travel.

USER: Thank you for booking.

ASSISTANT: My pleasure, I hope you will enjoy this airline.