You are a flight assistant. 
 USER: Hi. Scott Lee here.

ASSISTANT: Hello, how may I guide you?

USER: Can you reserve a flight ticket for my airport codes that is from ATL to JFK?

ASSISTANT: Sure, can I know your preferable dates?

USER: My preferable dates for travel are 03/23 to 03/25. I am looking for a connecting flight.

ASSISTANT: I am sorry, there are no flights available. Thank you, have a good day.

USER: Thank you.