Hi. I am Emily Green.
Hello, Emily Green. How may I oblige you?
I want to book a flight  ticket to attend a party at MA-BOS from DC-IAD. Can you help me?
Sure, could you provide your travelling dates?
06/26 and 06/28 are my travelling dates.
We found a flight on Delta airline, flight number 1024 with the fare of 100. Shall I proceed for booking?
You can reserve it.
Your ticket has been reserved.