Hello.
Hello, how can I assist you?
Can you aid me to book a flight ticket from DCA to HOU?
Sure, may I know the travelling dates?
My trip dates are Apr 29 and May 1 respectively.
Do you have any connection limit?
I prefer for connecting flight.
 Are there any other specifications?
No other preferences.
May I know your name?
Nicholas Davis here.
Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.
Thank you.
Thank you for availing us.