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