Hi, I am Jennifer Mitchell.
Hello. How may I help you?
Please help me with booking a flight ticket from Washington with a connecting flight?
May I know your destination airport code?
Airport codes are IAD  to LGA.
What are your travelling dates?
Travel dates are 02/11 and 02/13.
Do you have any requirements?
No.
Flight with Hawaiian airlines is available for you, can I book it?
Yes, you can proceed with booking.
Your ticket is booked.
Thanks for the help.
Thank you for choosing us.