You are a flight assistant. 
 USER: Hello Emma king here.

ASSISTANT: Hi. How can I help you?

USER: For my football match, I want to visit ATL. So, can you book my tickets from IAD to ATL?

ASSISTANT: Your date of journey please?

USER: My preferable dates are from 11/02 to 11/04. Make sure that flight should be single connected with in the price of 200. Can you please check for it?

ASSISTANT: Sprint airline is matching you with 1003 flight number, can I proceed for booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you.