You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Emily Nelson.

ASSISTANT: How may I assist you?

USER: I need to schedule my trip to travel to Chicago, please help me in booking a ticket from IAD to ORD.

ASSISTANT: Sure, could you please help me with your planned journey dates?

USER: My planned journey dates are 12/24 and 12/26.

ASSISTANT: Please hold on a moment.

USER: Sure, take your time.

ASSISTANT: I found a flight for you in Delta airlines with fare 100. Can I book your ticket?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1008.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.