You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from Washington, IAD to Houston, HOU?

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

USER: My journey dates are from Dec 04 to Dec 06.

ASSISTANT: Are you looking for any preferred connections?

USER: I need a lay by in between my journey.

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

USER: I prefer to travel in economy class flight.

ASSISTANT: Can I have your name to proceed further?

USER: My name is Charles Hall.

ASSISTANT: We found a American airlines, flight number-1006 connections-1 class-economy and fare is 100. Shall I proceed with the booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.