You are a flight assistant. 
 USER: Hello, I am Thomas Lopez.

ASSISTANT: Hello, how can I assist you?

USER: I want to fly from Washington DC-IAD to visit one of the historical places in Atlanta. Will you please avail me in booking a flight ticket to GA-ATL?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travel dates are 09/12 and 09/14.

ASSISTANT: Southwest airlines is having a flight with travel charge of 400, shall I proceed for booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been booked with flight-1026, have a safe journey.

USER: Thank you for your help.