You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Can you aid me in booking a flight ticket from IAD to SEA?

ASSISTANT: How can I aid you?

USER: I want to book the ticket in economy class.

ASSISTANT: Sure, please provide me the planned travel dates.

USER: I am planning to start on Feb 13th and return back on Feb 15th.

ASSISTANT: Do you have any specifications?

USER: I prefer to travel in direct flight.

ASSISTANT: Please provide me the name.

USER: Myself William Smith.

ASSISTANT: Here, I have found a flight with 0 connection and airfare is about 200. Shall I proceed in booking?

USER: Yes, you can go ahead.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1012 in JetBlue airlines.

USER: Thank you for the support.

ASSISTANT: Thank you for reaching us.