Hello.
user
Hello, In what way can I assist you now?
assistant
I would like to travel from DEN to IAD as a business trip, can you do the reservation?
user
Sure, please share me your trip dates.
assistant
My trip dates are 12/22 and 12/24.
user
Do you need direct flight or connecting flight?
assistant
I need break in my journey.
user
 If you can help me with your name, I can begin looking up for the availability of flights.
assistant
Sandra Adams here.
user
May I know if you prefer to have any other comforts in your journey?
assistant
I do not have any other requirements.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
No issue, thanks for the information.
user
Thank you for choosing us.
assistant