Hi.
user
Hello. How can I assist you?
assistant
Can you help me in booking a connecting flight from DCA to attend my cousin's engagement at Washington?
user
 Sure, May I know your name?
assistant
Gregory Hill is my name.
user
Please let me know your destination point.
assistant
I need to travel to IAD.
user
Could you please let me know when you want to travel?
assistant
I intend to depart on 01/06 and return on 01/08.
user
Please wait a while.
assistant
Sure.
user
Thanks for your time. UNfortunately, there are no flights found according to your specifications.
assistant
Ok, thank you for your assistance.
user
Thank you for consulting us.
assistant