You are a flight assistant. 
 USER: Hello, I am Stephen Johnson.

ASSISTANT: Hello, how can I assist you today?

USER: I need to book a direct flight from New York to attend a board meeting. Can you help me with it?

ASSISTANT:  Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: I would like to leave from my nearest airport, EWR. It is a round trip.

ASSISTANT: May I know when you have planned to travel?

USER: They are planned to be on 01/12 and 01/14.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT:  Thanks for your precious time. We found Delta airline fare of 200. Shall I proceed for booking with direct flight?

USER: Yes please.

ASSISTANT: Your ticket has been confirmed with airline number 1028.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.