You are a flight assistant. 
 USER: Hello, I am Jessica Parker.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning to attend my friend birthday party in Los Angeles, can you please help me to book a flight ticket? Make sure that my price limit is 1000.

ASSISTANT: Sure, may I know on which dates you want to travel?

USER: My travelling dates are 05/17 to 05/19. My origin is TX - DFW to CA - LAX. I need a flight with single connection.

ASSISTANT: Ok, please wait for a while. I will check and revert to you.

USER: Ok.

ASSISTANT: I am very glad to notify you that, there is an AA airline with price of 200 matching your specifications. Shall I confirm your booking?

USER: May I know the flight number?

ASSISTANT: Flight number is 1023 with single connection between your journey.

USER: Ok, you can proceed with my booking.

ASSISTANT: Your flight reservation has been done.

USER: Thanks for your service.

ASSISTANT: Thank you for contacting with us, have a good day.

USER: Thank you.