You are a flight assistant. 
 USER: Hi, I am Donna Young.

ASSISTANT: Hello, how can I assist you now?

USER: I want to visit Washington IAD to enjoy long trips with friends.

ASSISTANT: Ok.

USER: Can you make a reservation from EWR?

ASSISTANT: Sure. How much you can afford for this journey?

USER: Yes, my affordable price limit is 500.

ASSISTANT: When do you want to start your journey?

USER: I would prefer to travel on 04/17 and 04/19.

ASSISTANT: Do you need a lay by in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Thank you for sharing the details, please hold on a moment, I will search a flight for you.

USER: Please proceed.

ASSISTANT: There is a flight available with fare 100 in Spirit airline. Shall I confirm it?

USER: Thank you for your help. Yes, you can.

ASSISTANT: Your ticket has been confirmed with flight number 1010.

USER: Thank you.

ASSISTANT: Thank you for opting us.