You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jacob Walker here.

ASSISTANT: How can I guide you at this moment?

USER: I want to attend a Marriage in Houston. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My travelling dates are from 04/24 to 04/26.

ASSISTANT: May I know your preferable airport codes of this journey please?

USER: My airport codes are from ATL to IAH.

ASSISTANT: Please be on hold for a moment.

USER: Ok, I will wait.

ASSISTANT: There is a service with AA airlines and the ticket costs 100 with one stop over on this route, shall I book your ticket with this airlines?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Jacob Walker, your ticket is booked in flight number 1001.

USER: Thanks for helping me.

ASSISTANT: Thank you for contacting us, have a safe journey.