You are a flight assistant. 
 USER: Hi, I am Melissa Lopez.

ASSISTANT: Hello, how can I support you today?

USER: I would like to visit Chicago ORD  with my college friends to enjoy river rafting. Can you make a reservation from Washington DCA?

ASSISTANT: Sure, I will help you to book a flight. Please share me your planned journey dates?

USER: Sure, I need to travel on 04/22 and 04/24.

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

USER: Yes, I need a stopover.

ASSISTANT: May I know your budget for flight ticket?

USER: It will be helpful if price is 500.

ASSISTANT: Thank you for the details, I found a connecting flight of airline UA, flight number is 1009 and fare is 100. Shall I proceed with booking?

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thank you for reaching us.