You are a flight assistant. 
 USER: Hi, I am Carol Smith.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to visit Outdoor Trivia Race in Dallas & Fort Worth, TX - DFW.

ASSISTANT: Sure, let me know your travelling dates?

USER: My trip dates are 08/01 - 08/03.

ASSISTANT: Please provide your origin airport code.

USER: I want to fly from Las Vegas, NV - LAS.

ASSISTANT: Please provide your specifications.

USER: My price limit is 200.

ASSISTANT: We found a direct flight with your details. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with Spirit airlines and price is 100 of 1002 flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us.