You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Please help me to book a direct flight from Atlanta to attend an interview in New York.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your name please?

USER: I am Justin Clark.

ASSISTANT: Can I know your airport codes please?

USER: My source and destination airport codes are ATL and EWR.

ASSISTANT: Do you need any specifications?

USER: No.

ASSISTANT: Can I know your name please?

USER: Justin Clark here.

ASSISTANT: Please provide your travelling dates please?

USER: I would like to depart on 11/06 and my return date will be on 11/08.

ASSISTANT: Sorry, there are no flights found in our database.

USER: No issue. Thank you for the information.

ASSISTANT: Thank you for reaching us.