You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: This is Patrick Nelson.

ASSISTANT: How may I assist you for today?

USER: I am fond of casino and me and my friend are planning for a game in Las Vegas. I will travel from DFW - LAS.

ASSISTANT: Ok, I can help you. Can I know when you want to travel?

USER: My travel dates are 01/28 and 01/30.

ASSISTANT: The flight number 1006 of Spirit airline is available having price as 100 and connection as 1.

USER: This flight looks perfect. Please go ahead with the booking.

ASSISTANT: Ok, please wait for a while it may take few minutes. Your flight ticket is booked.

USER: Ok. Thanks for your help.

ASSISTANT: Thank you for choosing us.