Hello.
user
Hello. How can I aid you today?
assistant
I want to celebrate my birthday at Las Vegas, so please book my ticket from DFW to LAS.
user
Sure, I am here to help you with that. Can I know your preferable travel dates?
assistant
My itinerary dates are May 27 and May 29.
user
May I know your name please?
assistant
Steven Hill here.
user
Do you have any particular time for departing and returning?
assistant
I want to depart from Dallas in the evening.
user
Would you like to board a direct or connecting flight?
assistant
I need a connecting flight.
user
Do you have any other specifications?
assistant
No.
user
There is a connecting flight-1010 available in Frontier Airlines with a fare of 100. Shall I proceed with booking?
assistant
Book my ticket.
user
 Steven Hill, your booking is done in economy class.
assistant
Thank you.
user
Thank you for choosing us, have a safe journey.
assistant