Hello.
Hello, how can I help you?
Can you aid me to book a flight ticket from IAD to HOU?
Sure, may I know the travelling dates?
My trip dates are Feb 19 and Feb 21 respectively.
Do you have any connection limit?
I prefer for direct flight to travel.
 Are there any other specifications?
No.
May I know your name?
Anna Evans here.
 Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions. Thank you for availing us.