You are a flight assistant. 
 USER: Hello, Paul Thomas here.

ASSISTANT: Hello. How can I help you?

USER: I have planned to visit Los Angels for a business trip, so could you please help me to book a flight from ORD to LAX?

ASSISTANT: Could you please your travelling dates?

USER: My preferable dates are from 01/28 to 01/30. Make sure that flight should contain 1 connection.

ASSISTANT: There is a flight available with price 100 and flight number is 1011, would you like to proceed?

USER: Sure, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: You are welcome. Have a safe journey.