You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Clark.

ASSISTANT: How can I assist you today?

USER: Could you please help me in flight ticket booking process from ATL to JFK?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Thank you, I want to take off in Mar 25 and book my return ticket also on Mar 27.

ASSISTANT: Which class do you prefer to travel?

USER: I am ok with any class.

ASSISTANT: May I know your airlines preference please?

USER: I am ok with any airline.

ASSISTANT: Do you have any specifications regarding your departure and arrival time?

USER: I want to take off in morning time.

ASSISTANT: Ok, please let me know if you have any other specifications.

USER: Ok, I need 1 break in my journey.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Sorry, there are no flights available on those dates with your given details.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us, have a nice day.