You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Carolyn Campbell, can you help me booking flight on 11/15?

ASSISTANT: Sure, please help me with the other date?

USER: I am going to return on 11/17.

ASSISTANT: May I know your airport codes?

USER: My airport codes are ATL and PHL.

ASSISTANT: Do you have any specifications?

USER: Provide flight with connection 1.

ASSISTANT: There is a direct flight with price of 100 and flight number is 1012. Shall I proceed?

USER: That's perfect, proceed to booking.

ASSISTANT: Your booking has been confirmed with Delta airline. Thanks for choosing us.

USER: Thank you for confirming my flight ticket.