Hello.
Hello. How exactly I can serve you the best today?
Can you help me booking a flight ticket from IAD to DCA?
Sure, we are happy to assist you in booking.
Thank you.
Can I know your name please?
I am Larry Hernandez.
May I know your planned travelling dates to proceed further?
I will start on 04/18 and return on 04/20.
Would you like to travel in a connecting flight or a direct flight?
I need a break in my journey.
Is there any other preferences that you would like to add before booking?
No.
Ok, please wait a moment I'll search best flight for you.
Sure.
 We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.
No problem, thank you for the information.
Thank you for approaching us.