You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me to book a flight ticket from ORD to ATL?

ASSISTANT: Sure, I will help you. Can I have your name?

USER: My name is Linda Campbell.

ASSISTANT: Could you please share your planned journey dates?

USER: My journey dates are Oct 10 to Oct 12.

ASSISTANT: Let me know your connection limit.

USER: I need a single connection of flight.

ASSISTANT: Which class would you prefer for your journey?

USER: I would like to prefer business class.

ASSISTANT: May I know your airline preference?

USER: I want to flight with in the normal cost.

ASSISTANT: Do you have any other requirements?

USER: I want to return in the evening.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there were no flights available that matches your requirements.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for approaching us.