You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a flight ticket from ATL to DCA to enjoy music festivals.

ASSISTANT: Sure, may I know your planned trip dates?

USER: Sure, my scheduled dates are Feb 10 and Feb 12.

ASSISTANT: Do you have any connection limit?

USER: I prefer maximum 1 connection.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Please forward your good name.

USER: Sure, Kevin Brown here.

ASSISTANT: Sorry, there are no flights found on your specified trip dates.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for availing us.