You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how can I assist you today?

USER: I am Dorothy Young. I want to book a flight ticket with a price limit of 1000 to Dallas, could you help me in booking a flight ticket?

ASSISTANT: Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: I am planning to visit Old Red Museum in TX - DFW and my source from AZ - PHX.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a halt in between my journey.

ASSISTANT: What are your planned trip dates?

USER: My departure is 01/03 and return date on 01/05.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found AA airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with airline number 1012.

USER: Thanks for your good service.

ASSISTANT: Thank you for choosing us. Have a safe journey!.