You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to travel from HOU to IAD. Can you please help me?

ASSISTANT: Sure, could you please provide your journey dates?

USER: My travel dates are 12/15 to 12/17.

ASSISTANT: Are you looking for any preferred connections?

USER: I would like to prefer a single connection.

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

USER: No, other specification.

ASSISTANT: May I know your name to proceed further?

USER: Myself Nicole Garcia.

ASSISTANT: We found a Delta airlines, flight number-1020 connections-1 class-economy and fare is 200. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.