You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Can you help me with the flight ticket booking from DCA to HOU?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: Ok, please book for the dates May 28 and May 30th respectively.

ASSISTANT: May I know your name to book the flight ticket?

USER: Ok, please book a ticket on the name Mary Taylor.

ASSISTANT: Do you have any connection limit?

USER: Ok, please can you book a connecting flight?

ASSISTANT: Any more specifications do you have?

USER: No.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok.

ASSISTANT: Based on your information, I have found a flight with 0 connections having with the fare of 200 provided by Spirit airlines in economy class. Are you ok with this flight?

USER: Yes, please book.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1009.

USER: Thank you for the help.

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