You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Cynthia Taylor, planning to visit Philadelphia. Can you please book me a ticket in direct flight from Atlanta?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I am planning to depart on 11/06 and would like to return on 11/08.

ASSISTANT: May I know your airport codes?

USER: My nearest airport codes of journey are from ATL to PHL.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: There is a direct flight 1018 of AA airlines, shall I proceed?

USER: Please book my ticket with this airlines.

ASSISTANT: Your booking is done.

USER: Thank you for booking my ticket.

ASSISTANT: Welcome.