You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I need a to book a ticket from OAK to DCA, can you help me over that?

ASSISTANT: May I know your desired travel dates please?

USER: Ok, my trip dates are from Apr 22 to 24.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: Sure, I am Barbara Jackson.

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

USER: Please book it for me.

ASSISTANT: Your ticket is booked, flight number 1027 with Spirit Airlines.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.