Hello.
Hello, how may I aid you today from my end?
My name is Barbara Brown, I want to book a normal-cost airline to visit Washington. Can you book a connecting flight for me?
Sure, I am here to help you out. Please provide me your trip dates.
I will fly on June 5th and return on June 7th.
May I know your location airport codes?
My source point is PHX and my destination is IAD.
Is there any other requirement?
Yes, I want return flight in afternoon.
Sorry Barbara Brown, there is no flight  in your route as per your requirement.
Ok, thank you for the information.
Thank you for reaching us.