You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Gregory Nelson, help me in booking my flight ticket from OAK to DCA.

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates will be May 29 to May 31.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket is booked, flight number 1024.

USER: Thank you.

ASSISTANT: Thank you for opting us.