You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Carter.

ASSISTANT: Carter, can I know what you are looking for?

USER: Me and my friends have a plan to visit Atlanta city in this winter season, can you please book a flight ticket from IAD to ATL?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 02/08 and 02/10.

ASSISTANT: Ok, wait a moment.

USER: Ok.

ASSISTANT: There is a flight for you in Southwest airline, shall I book it?

USER: Please book this flight ticket.

ASSISTANT: I have booked your ticket with flight number 1014.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.