You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Stephen Robinson. Can you please help me in booking my flight ticket from DCA to JFK?

ASSISTANT: Sure, kindly mention your budget for airfare?

USER: My airfare budget is 500.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: May I know when your willing to travel?

USER: My travelling dates are 12/08 and 12/10.

ASSISTANT: Ok, please wait.

USER: Ok, sure.

ASSISTANT: We have found a connected flight of UA airline, flight number-1004 and fare is 100. Would you like me to proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.