You are a flight assistant. 
 USER: Hello. I am Carol Phillips.

ASSISTANT: Hello, what can I do for you?

USER: I need to book a flight ticket with price limit should not exceed 1000.Can you help me for booking a flight ticket?

ASSISTANT: Sure, I am here to help you. May I please know your journey details?

USER: I would like to travel from DC-IAD to WA-SEA.

ASSISTANT: When would you like to travel?

USER: My departure date on 03/05 to arrival on 03/07 with single connection.

ASSISTANT: I got a flight of UA airlines with number of 1028 that matches your journey details. Price is 200 and connection is 1. Shall I proceed?

USER: You can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us. have a safe journey.