You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help that  I can do for you?

USER: I am planning to book a ticket from OAK to DCA. Can you please help me out?

ASSISTANT: Sure, I can help you and can I know your planned travel dates?

USER: I am planning to travel on Aug 26 and return back on Aug 28.

ASSISTANT: Can I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your name please for booking purpose?

USER: My name is Jeffrey Allen.

ASSISTANT:  I found a flight with a fare of 200 and there is a 1 drop in your journey and the flight number is 1020 in United airlines, shall I proceed with ticket booking?

USER: That's fine, please proceed the booking.

ASSISTANT: I have confirmed your flight ticket booking on your travel dates.

USER: Thank you for your service.

ASSISTANT: You are most welcome.