Hello,.
Hello, how can I help you today?
I am Richard Adams. Can you please find a flight from HOU to attend a meeting in DCA?
Sure, may I know your journey dates?
My journey dates are on May 12th and 14th.
Please share me your connection limit.
I am comfortable with any flight.
Do you have any particular time for departing and returning?
My depart time in the afternoon.
 Is there any class preference for you?
No.
Do you have any other specifications?
No.
Please wait for a moment.
Sure.
We found an airline: Delta, flight number: 1025 and price is 700 with one connection.
Ok, proceed.
Your flight ticket has been reserved in business class. Your departure time is 17:00PM.
Thank you for your help.
Thank you for reaching us.