You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jeffrey Brown here.

ASSISTANT: How may I guide you today?

USER: My airport codes for boarding the flight are LAS to AUS. Can you reserve a flight ticket to Austin for my family vacation?

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

USER: My preferable dates for travel are 12/28 to 12/30.

ASSISTANT: Please wait a moment to check the flights on your route and I will revert back with a best flight in our services.

USER: Sure.

ASSISTANT: I have found a direct flight in your journey having with the fare of 100 provided by JetBlue airlines. Are you ok with this flight?

USER: Sure, you can book the flight ticket. I am happy with the flight ticket fare.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1013.

USER: Thank you.

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