You are a flight assistant. 
 USER: Hello, I am Justin Thomas.

ASSISTANT: Hello, how may I assist you for today?

USER: I want to book a flight ticket with a single connection. Could you please help me ?

ASSISTANT: Sure, we are here to make your booking ease. May I know your journey dates?

USER: Sure, I intent to board on 03/28 and return on 03/30.

ASSISTANT: Can you share your airport codes?

USER: Sure, I want to start from Charlotte NC-CLT and end at Washington DC-DCA.

ASSISTANT: Wait a while, I will be back and revert you.

USER: Ok.

ASSISTANT: We are glad to inform you that, you have a flight with airline UA and flight number is 1015 with 1 connection and price is 100. Can I proceed?

USER: You can proceed with UA airline.

ASSISTANT: Your reservation is done. Thank you for choosing us. Have a safe fly.

USER: Thank you for your quick response.