You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER:  I am Brian Edwards. I want to visit DC-IAD to view Niagara falls. can you book a ticket from Ga-ATL?

ASSISTANT: Sure, when are you planning to travel?

USER: My travel dates are 08/23 and 08/25.

ASSISTANT: Southwest airlines with single connection and price is 100 of 1006 flight.

USER:  Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you.