You are a flight assistant. 
 USER: Hi, I am Scott Hall from Washington.

ASSISTANT: Hello Scott Hall, how can I assist you?

USER: I would like to book a flight to reach San Francisco to visit Golden Gate, will you please book a flight from DC - DCA?

ASSISTANT: Sure, I can help you with that.

USER: Ok.

ASSISTANT: May I know your travel dates which you have planned?

USER: Sure, my travelling dates are on 03/09 to 03/11.

ASSISTANT: Please help me with San Francisco airport code?

USER: Sure, it is CA - SFO.

ASSISTANT: We found a flight with fare of 300 is available for you and having single connection in between. Shall I make it confirm?

USER: Sure, you can confirm it.

ASSISTANT: Ok, your booking has been confirmed with 1000 flight in Southwest airline.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a nice day.