You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I have heard that in Washington DC - IAD there is big shopping exhibition.I would like to go there. So, can you book me a flight ticket from Washington DC - DCA?

ASSISTANT: Sure. May I know your dates?

USER: My travelling dates are 06/06 and 06/08.

ASSISTANT: May I know your name?

USER: Myself Amanda Williams.

ASSISTANT: I have found a flight-1010 of Southwest airlines, shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a nice journey.