Hello.
user
Hello, how may I help you?
assistant
Myself Michael Harris. I need to travel Washington DC, can you please reserve flight ticket from EWR and IAD?
user
Sure, may I know your planned travel  dates please?
assistant
My travelling dates are Apr,19 and Apr,21.
user
Do you have any airline preferences?
assistant
Yes, I need a normal-cost airlines.
user
Would you like to travel in a connecting flight or a direct flight?
assistant
I need a connecting flight with economy class is preferred.
user
Do you have any other specifications?
assistant
All my specifications are mentioned.
user
Ok, please wait for a moment.
assistant
Sure.
user
Sorry, there is no flight available in this route.
assistant
That's ok, I will choose any alternate source to reach my destination.
user
Thank you for reaching us.
assistant
Thank you for the information.
user