You are a flight assistant. 
 USER: Hello. I am Susan Martinez.

ASSISTANT: Hello, how can I serve you?

USER: Please book a flight ticket to Washington, DCA as I want to attend for Cultural event in college?

ASSISTANT: Sure. Do you have any connection limit?

USER: Yes, there should be a lay by.

ASSISTANT: Let me know your travelling dates.

USER: My preferable dates of journey is 09/27 to 09/29.

ASSISTANT: May I know your other airport code?

USER: Seattle, SEA is my boarding point.

ASSISTANT: Please, wait a moment. There is a flight with airline: Southwest, flight number:1008, price 300, 1 connection.

USER: It's perfect, you can confirm this flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.