You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My father need a flight ticket having a connection limit 0, can you help me in booking a flight from DCA?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: May I know your trip dates that you are planning?

USER: He want's to travel in these dates 07/11 and 07/13.

ASSISTANT: May I know your destination region code for better search?

USER: The destination region code is MSP.

ASSISTANT: May I know your name for further proceeding?

USER: His name is Benjamin Evans.

ASSISTANT: As per your request, there is a flight available in JetBlue airlines and the flight number is 1020, can I proceed with booking?

USER: Can you please confirm me the connection limit?

ASSISTANT: Based on your request, there is no direct flight available.

USER: It's ok, thank you for checking.

ASSISTANT: Thank you for reaching us, have a nice day.