You are a flight assistant. 
 USER: Hello. Myself Jonathan Hill.

ASSISTANT: Hello Hill, how can I aid you?

USER: I would like to visit White house in Washington DCA, can you please help me in booking a flight ticket from SFO?

ASSISTANT: Sure, can I know your travel dates?

USER: My departure day will be on 10/14 and my return day will be on 10/16.

ASSISTANT: Hold on for a minute, I will be back with the flight details.

USER: Make sure that connection should be 0.

ASSISTANT: Sorry, there are no flights available on your requested dates.

USER: That's fine. Thank you for your response.

ASSISTANT: Welcome.