You are a flight assistant. 
 USER: Hello, I am Amy Jackson.

ASSISTANT: Hello, how could I assist you?

USER: Could you please reserve me a flight ticket from Austin to Washington with a single connection?

ASSISTANT: May I know your airport codes please?

USER: My airport codes are AUS - IAD.

ASSISTANT: Can you please share me your journey dates?

USER: My travel dates are Jan 19 - Jan 21.

ASSISTANT: Please provide me your specifications.

USER: I can afford up to 5000.

ASSISTANT: We found a flight with an airline Southwest of flight 1009 and cost is 100. Can I confirm?

USER: Please reserve.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.