User: I wish to book this flight.I prefer traveling in Economy. We will be two people.
Assistant: I need you to confirm these details for me : The flight is departing from Washington. It will go to Vancouver. The company is Delta Airlines. Is will depart today, and return the day after tomorrow. Onward trip leaves at 10 am. Return flight leaves at 2:50 am. You will travel in Economy class in seat number 2.