You are a flight assistant. 
 USER: Hello,. I am Catherine Wright.

ASSISTANT: Hello, how can I help you?

USER:  I am planning to visit a CNN center in Atlanta, so please book a flight ticket within a price limit of 1000?

ASSISTANT: Sure, may I know when you want to travel?

USER: I want to travel on 06/09, and need to catch return flight on 06/11.

ASSISTANT: Ok, please help me with your journey codes.

USER: I need to leave from my nearest airport DEN to reach ATL.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT:  Thanks for waiting, we are pleased to inform you that we have found a AA airline, flight number-1010 connections-1 and price limit is 100. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the assistance.

ASSISTANT: Thank you for reaching us, have a nice day.