You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: This is Richard Clark. I need your help for booking a flight ticket from CA-ALX to CA-ALX,can you help me?

ASSISTANT: Yes, please tell me the travelling dates?

USER: My departure day is 10/09 and return day is 10/11. I want a flight ticket with 1 connection and price limit is 5000.

ASSISTANT: Please confirm with your airport codes?

USER: Sorry,Airport codes are CA-LAX to CA-LAX.

ASSISTANT: OK, please wait for a minute so that I can check with the availability of flights.

USER: OK sure.

ASSISTANT: The flight is available with 1 connection at price 100. Shall I proceed with booking?

USER:  please confirm this ticket.

ASSISTANT: Your ticket has been confirmed with UA airline and flight number is 1022.

USER: Thanking you for your wonderful service.

ASSISTANT: Have a safe journey ahead.