You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Could you please help me with booking a flight ticket from Washington, DCA to ATL?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my planned travel dates are June 08 and June 10.

ASSISTANT: Please share me your name.

USER: Nicole Harris here.

ASSISTANT: Do you have any specification?

USER: I need a flight with single connection limit.

ASSISTANT: Sorry, there is no flight at this moment.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you.

USER: Thank you for your service.