You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Can you help me in booking from ORD to ATL, as there is a business meeting to attend?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My journey dates are Jun 3 to Jun 5.

ASSISTANT: Ok, do you have any specifications?

USER: I need a direct flight.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: May I know your name please?

USER: I am Sharon Gonzalez.

ASSISTANT: Sorry Sharon Gonzalez, there are no flights available on your requested dates.

USER: No issue, thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.