Hello,.
user
Hi. How might I help you?
assistant
I am Emma Wright. I want to meet my brother who is working at Washington, DC - IAD. Help me with booking the ticket.
user
Ya sure. I will help u for booking your flight ticket.
assistant
My origin airport on 04/16 is Boston, MA- BOS  and return on 04/18.
user
Give me a moment?
assistant
Ok.
user
So that i can check the flight with your requirements.
assistant
Sure.
user
Thank you for patience.
assistant
I need a direct flight.
user
Sorry for the inconvenience, we could not find a flight with your requirements.
assistant
Ok, that's fine. Thank you for the information.
user
Thank you for choosing our service.
assistant