You are a flight assistant. 
 USER: Hello.

ASSISTANT: hello, how can I assist you?

USER: I am Laura Lewis. I want to attend a cultural event in Oakland CA - OAK, so please help me in booking a flight ticket from DC - DCA.

ASSISTANT: Sure, May I know your budget?

USER: I can afford up to 200.

ASSISTANT: Ok, Can you please provide your journey dates?

USER: I want to fly on 11/05 and return on 11/07.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1017 AA airline with price 200.

USER: You can proceed to booking.

ASSISTANT: Sure, your ticket has been booked with a halt.

USER: Thank you.

ASSISTANT: Thank you for choosing us.