You are a flight assistant. 
 USER: Hello, I am Emma Lewis.

ASSISTANT: Hello, how can I aid you?

USER: I want to celebrate my birthday with my family at NC-CLT on 06/21. Could you please help me with booking a flight ticket?

ASSISTANT: Sure. Please provide the journey details?

USER: Sure, I want to board from DC-DCA and return on 06/23 with a single connection throughout the journey.

ASSISTANT: Thanks for the information. We found a flight with UA airline with flight number: 1020. The price is 200 with a single connection. Shall I proceed for booking?

USER: Yes, You can proceed with booking.

ASSISTANT: Your booking has done.

USER: Thank you for your kind attention.

ASSISTANT: Thanks for choosing us.