You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Anthony Lee. I would like to book a flight ticket from LAX to DEN. Could you please help me out?

ASSISTANT: Sure, can I know your preferable dates?

USER: I am planning to start on 12/05 and return back on 12/07.

ASSISTANT: I found a flight from UA airlines with 1 connection and flight number is 1012. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.