You are a flight assistant. 
 USER: Hello, I am Jennifer Young.

ASSISTANT: Hello Jennifer, how may I assist you at this moment?

USER: I have planned to celebrate my Birthday with my parents, so I need to book a flight ticket to Washington.

ASSISTANT: Ok, we can help you with that. May I know on which dates you wish to travel?

USER: I wish to travel on 12/16 and return on 12/18.

ASSISTANT: Ok, do you have any price limit on your ticket?

USER: Yes, It should be under 5000.

ASSISTANT: Ok, may I know your preferred boarding point?

USER: Sure, I prefer to board from Chicago, IL - ORD.

ASSISTANT: Ok, please  mention your destination airport code here?

USER: Ok, my destination airport code is DC - DCA.

ASSISTANT: Do you require any halts in between?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Thanks for providing all the necessary information. We found a perfect flight for you, which is matching all your requirements. Airline : AA, price : 200, Connection : 1 and Flight number : 1005. Shall I book it?

USER: Ok, you can confirm my ticket.

ASSISTANT: Sure, your ticket has been confirmed successfully. You will get a mail within short time.

USER: Sure. Thanks for your help.

ASSISTANT: Thanks for availing our service, wish you a safe journey.