You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Los Angeles, will you help me in booking the flight ticket from ORD to LAX?

ASSISTANT: Sure, kindly mention your planned trip dates?

USER: My preferable journey dates are July 03 and July 05.

ASSISTANT: May I know your name please?

USER: Myself Alexander Phillips.

ASSISTANT: Please provide your requirements.

USER: I prefer to travel in connecting flight.

ASSISTANT: We found a flight with an United airline of flight 1019 in an economy class with lay by. Can I confirm?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.