You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Lewis.

ASSISTANT: How can I help you?

USER: Please help me to book a flight ticket from JFK to CLT.

ASSISTANT: Your travelling dates please?

USER: My trip dates are from Mar, 24 to Mar, 26.

ASSISTANT: Do you have any specifications?

USER: I need to depart in the morning and I need a connecting flight.

ASSISTANT: Here is a direct flight with flight number 1002 and fare is 200, providing ticket in economy class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.