You are a flight assistant. 
 USER: Hello, Matthew Johnson here.

ASSISTANT: Hello. How may I help you Matthew Johnson?

USER:  I am looking for booking a ticket to AUS, going to give a presentation of my story to a publisher at Austin, can you please book a ticket?

ASSISTANT: Sure, can you provide your origin airport code of travelling?

USER: My origin is Atlanta, GA - ATL.

ASSISTANT: Please, provide your preferable journey dates.

USER: My preferable dates of journey are 02/20 and 02/22.

ASSISTANT: Wait a minute please, let me check the flights availability on this route.

USER: Ok.

ASSISTANT: Flight-1020 of JetBlue airlines of price 100 available for you. Shall I book the ticket?

USER: I am ok with this flight, book it for me.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you for your services.

ASSISTANT: Thank you, have a safe flight.