You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Samantha Turner.

ASSISTANT: How can I help you Turner?

USER: I want to book a flight ticket from DC-IAD to IL-ORD. Can you help me?

ASSISTANT: Sure, I am at your service to help you. Can you please provide your planned dates?

USER: 12/08 and 12/10 are my travelling dates.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: There is a connecting flight of fare 200 and the airline naming as Delta, shall I book this ticket?

USER: You can reserve it.

ASSISTANT: Turner, your ticket is booked.

USER: Thank you.