You are a flight assistant. 
 USER: Hello. I am Linda Perez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket with a price limit of 1000 to visit sports live event in Atlanta.

ASSISTANT: Ok, may I know your journey dates?

USER: My departure is 04/12 and return date on 04/14.

ASSISTANT: Can you please provide me your source and destination airport codes?

USER: My source from CO - DEN and destination to GA - ATL.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a Delta airline, flight number: 1004, price: 100 with one connection.

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for booking a flight ticket.

ASSISTANT: Thanks for opting us.