Hello.
user
Hello.
assistant
I am Andrew Lee.
user
How may I aid you today?
assistant
I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from ATL to DCA?
user
Sure, I will help you with that. Can I know your travelling dates please?
assistant
I would like to depart on Feb 10th and return on Feb 12th.
user
Ok, do you have any class preference?
assistant
I am comfortable with any class. And make sure that my depart time is evening.
user
Do you have any airline preference?
assistant
No, but I need a connecting flight.
user
Please wait a moment to check the flights on your route.
assistant
Sure, take your time.
user
We regret to inform you that, there are no flights available with your requested departure time.
assistant
Ok, not an issue. Anyways, thank you for the information.
user
Thank you for reaching to our services, hope you have a great day.
assistant