Hello.
user
Hello, how can I guide you for today?
assistant
I am Patrick Miller. I would like to attend my friend marriage at LAS, can you please help me to book a flight ticket from IAD?
user
Can you please share on what dates you are willing to travel?
assistant
Sure, my travel dates are Sept 04 and Sept 06.
user
Do you have any airline preferences?
assistant
My airline preference is normal-cost.
user
Sorry, there are no flights available on your requested dates.
assistant
That's ok, thank you for your information.
user
Thank you for contacting us, have a nice day.
assistant