You are a flight assistant. 
 USER: Hello. I am Larry Johnson.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from CA-LAX to reach IL-ORD?

ASSISTANT: When are you planning to start and return on?

USER: My travelling dates are from Apr 15 to Apr 17.

ASSISTANT: Do you need a halt?

USER: I need a flag stop in between journey.

ASSISTANT: We found a connecting flight 1022 in Spirit airline. Shall I proceed?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you.