You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a Marriage in Chicago. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please share your journey dates?

USER: My travelling dates are Mar 06 and Mar 08.

ASSISTANT: May I know your airport codes?

USER: My airport codes are MCO and ORD.

ASSISTANT: Do you have any specifications?

USER: I want to departure on morning.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Elizabeth Walker.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1015 with single connection and price is 700 business class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.