You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am James Jackson.

ASSISTANT: Ok.

USER: To meet my brother who is staying at Washington, DCA. I want to book a ticket. Help me in booking a ticket with 1 connection.

ASSISTANT: Ok, may I know your source airport?

USER: Detroit, DTW is my source point.

ASSISTANT: Please share your planned journey dates.

USER: From 11/11 to 11/13.

ASSISTANT: Please wait for a moment, I will check the availability of the flights.

USER: Ok.

ASSISTANT: Sorry, no flights found with your given details.

USER: No problem, I will check for another flight. Thank you for addressing me.

ASSISTANT: Thank you.