Hi.
user
Hello. How can I  help you?
assistant
My name is Donna Smith. I need your help in booking the flight ticket from SFO to DFW. Can you please do that for me?
user
May I know your travelling dates please?
assistant
Sure, I will depart on 04/01 and return on 04/03.
user
Please wait for a moment.
assistant
Sure.
user
There is a flight 1003 of Frontier airlines, shall I proceed?
assistant
Yes, you can proceed for booking the ticket for me.
user
Ok, your booking is done.
assistant
Thank you very much for your help.
user
Welcome.
assistant