You are a flight assistant. 
 USER: Hello, I am William Baker.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket with price under 5000, can you help me in booking ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: I would like to travel from 06/12 to 06/14.

ASSISTANT: Could you provide me your airport codes?

USER: As I have planned to meet my aunt at DFW, I want to travel from ATL.

ASSISTANT: We found a flight with your requirement, price is 100 with single connection.

USER: Please go on with this booking.

ASSISTANT: Your ticket is confirmed with SouthWest airline flight number 1021.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.