Hi, I am Patrick Gonzalez.
user
Hello. How may I support you today?
assistant
I would like to book a flight ticket from DEN to  DC-IAD attend a robotic workshop. Can you help me?
user
Sure, we are glad to help you in booking. Please let me know if you need a connecting flight.
assistant
I need a connecting flight.
user
Could you please let me know your planned travelling dates?
assistant
01/09 and 01/11 are my travelling dates.
user
May I know your depart and arrival timings?
assistant
I need to depart in the afternoon.
user
Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.
assistant
Ok. No issue. Thank you.
user
Thank you for approaching us.
assistant