Hello.
user
Hello, how may I guide you?
assistant
I am Margaret Hall. I planning to go for industrial tour from Chicago to Las Vegas for that reason can you please help me in booking my flight ticket with fare limit 200?
user
Sure, can I know your preferable dates?
assistant
My travelling  dates are 12/01 and return on 12/03.
user
Ok, can I know your airport codes?
assistant
My travelling airport codes are ORD and LAS.
user
I found a flight 1012 of Spirit airlines matches with your preferences, can I proceed?
assistant
You can proceed with booking.
user
Your ticket is booked.
assistant
Thank you.
user
Thank you, have a good day.
assistant