Hi.
user
Hello, how may I assist you?
assistant
I need to buy a plane ticket from HOU to IAD. Please help me in that.
user
Sure, may I know your planned travel dates please?
assistant
My trip dates are from Mar, 16 to Mar, 18.
user
Do you have any class preference?
assistant
No.
user
Would you like to travel in a connecting flight or a direct flight?
assistant
I need a direct flight.
user
May I know your good name please?
assistant
Brandon Campbell.
user
Do you have any particular time for departing and returning?
assistant
No.
user
Sorry, there is no flight available on your requested dates.
assistant
Thank you for your information.
user
You are welcome.
assistant