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

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit an auto expo fest in Atlanta, can you help me in booking my flight ticket?

ASSISTANT: Sure, may I know your journey details?

USER: My airport codes are from IL-ORD to GA-ATL.

ASSISTANT: May I know the Journey dates?

USER: My travelling days are from 05/26 to 05/28.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight with your given details.

USER: May I know the flight details?

ASSISTANT: The flight number: 1023, airline: Southwest, price: 100 with one connection.

USER: Ok, proceed for booking.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.