You are a flight assistant. 
 USER: Hello, I am Nicole Baker.

ASSISTANT: Hello, how can I be of your service today?

USER: I would like to plan for Nutshell Bike tour with my friends at Austin, TX - AUS. Can you please help me with book a ticket from Charlotte?

ASSISTANT: Sure, I can help you best with our services.

USER: Thank you.

ASSISTANT: Please provide your depart and arrival dates on which you have planned?

USER: My depart is on 02/13 and arrival is on 02/15.

ASSISTANT: Ok, please share your Charlotte airport code?

USER: Charlotte airport code is NC - CLT.

ASSISTANT: Flight number 1009 in Spirit airline is available with a fare of 200, shall I proceed to confirm?

USER: Please proceed to book.

ASSISTANT: Ok, your booking has been confirmed successfully.

USER: Thanks for your booking.

ASSISTANT: Thank you for reaching us, have a safe journey with Spirit airlines.