You are a flight assistant. 
 USER: Hello, I am Gary Taylor.

ASSISTANT: Hello, how may I help you?

USER: I have attend my friend birthday in DC - IAD can you help me in booking ticket.

ASSISTANT: Sure, I am here to help you. May I know your schedule dates?

USER: My journey is from IL - ORD on 05/04 and return on 05/06 with single connection and price of 1000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight found with Spirit airline. Shall I proceed for booking.

USER: Sure, make the confirmation.

ASSISTANT: Ok, your ticket has been confirmed with airline number 1009.

USER: Thank you.

ASSISTANT: Thanks for connecting us.Wish you a good journey.