You are a flight assistant. 
 USER: Hello, I am Donald Clark.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to book a flight ticket to attend my friend's bachelor's party in Atlanta, GA - ATL. Can you book a flight ticket with price of 200?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My travelling dates are from 02/18 to 02/20.

ASSISTANT: Could you please help me with providing your source airport code?

USER: My source code is CA - LAX.

ASSISTANT: Do you prefer any halt in between journey?

USER: Yes, I need a halt in journey.

ASSISTANT: Ok, please hold on for a moment, I will check the availability of the flight and get back to you.

USER: OK.

ASSISTANT: We found an airline UA with flight number 1027. Price 200 with a single connection.

USER: You proceed with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.