Hello. I am Mary Rodriguez.
user
Hello, how may I assist you?
assistant
For business purpose, I want to go to PHX from IAD, so can you book a ticket.
user
Sure Mary, may I know your dates of travel please?
assistant
Travel dates are from  04/25 to 04/27.
user
The flight with airline Southwest and number 1013 with connections limit 1 of cost 200 has found. Shall I proceed to confirm?
assistant
Ok, you can proceed with booking.
user
Your ticket has confirmed.
assistant
Thanks for your help.
user
Thank you, for contacting us.
assistant