You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you at this moment?

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

ASSISTANT: Sure, I am oblige to help you. May I know your preferable dates of travelling?

USER: My travel dates are 06/17 and 06/19.

ASSISTANT: May I know your name please?

USER: Myself Virginia Brown.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 200 is provided by Frontier airlines. Shall I proceed with this?

USER: You can book it.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1005.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a great journey.