You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kevin Lopez here.

ASSISTANT: How may I assist you now?

USER: I need a direct flight from DTW to JFK, can you please book a ticket for me?

ASSISTANT: May I know your desired dates for this journey?

USER: Sure, my planned departure and return travel dates are 20th and 22nd of March.

ASSISTANT: Do you have any other requirements?

USER: Please search for direct flight.

ASSISTANT: Flight-1001 is available as per your requirements. Can I book it?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is reserved, thank you for choosing our services.

USER: Thank you so much for your help in booking the ticket.

ASSISTANT: Have a nice day.