You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking my flight ticket from ORD to IAD?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My travelling dates are Mar 19 and 21.

ASSISTANT: Please provide me the specifications.

USER: I need connecting flight.

ASSISTANT: May I know the name?

USER: Myself William Wilson.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1000 in Hawaiian Airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.