You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Scott White.

ASSISTANT: Ok.

USER: I would like to attend winter Olympics, can you please help me in booking a ticket?

ASSISTANT: Sure, I will help you with that. May I know the airport codes and the travelling dates of your journey?

USER: The airport codes are SEA and DCA. The dates are from 01/30 to 02/01.

ASSISTANT: Scott, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a flight 1012 in Delta airline has the price 100.Can I proceed with this booking?

USER: Ok, please book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me out.

ASSISTANT: You are welcome.