You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Patrica Green.

ASSISTANT: Patrica Green, how may I assist you today?

USER: Can you help me booking a flight ticket from JFK to ATL?

ASSISTANT: Sure, I will help you. Please help me with your preferred depart and return time.

USER: I need to depart in the evening.

ASSISTANT: Please let me know with your planned travel dates.

USER: I will start on Jan, 08 and return on Jan, 10.

ASSISTANT: Thank you. May I know with your connecting preference please?

USER: I need a direct flight.

ASSISTANT: Please let me know with your preferred class to travel.

USER: I am comfortable with any class?

ASSISTANT: Please let me know if you have other preferences in your journey.

USER: No.

ASSISTANT: Thank you for providing me all the information patiently. Please allow me a minute while I check for the best flight available for your journey.

USER: Sure.

ASSISTANT: Patrica Green, I am really sorry to inform you that there are no active flights available that matches your needs.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us. Have a happy time.