Hello.
user
Hello, may I know what kind of service you are expecting from us?
assistant
I am planning to travel from DCA to IAD, can you please help me in flight booking?
user
Sure, may I know your trip dates?
assistant
I want to fly on Dec 11, return on Dec 13.
user
Do you need any way station in your journey?
assistant
Yes, I need a connecting flight.
user
Is there any specific time to travel?
assistant
My return time should be afternoon.
user
Do you have any other requirements?
assistant
No.
user
May I know your name please?
assistant
My name is Richard Adams.
user
Sorry to say, there are no flights available with your requirements.
assistant
Not an issue, thank you.
user
Thank you for choosing us.
assistant