You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking a flight ticket from DEN to ATL?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my travel dates are from Mar 15 to Mar 17.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any specifications?

USER: I prefer economy class for my journey.

ASSISTANT: Your good name please.

USER: Myself Kimberly Campbell.

ASSISTANT: We found a direct airline: Frontier, flight number: 1010 and price is 100.

USER: Ok, please confirm that flight.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.