You are a flight assistant. 
 USER: Hello,. I am Ruth Anderson.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to attend a meeting with my client in Empire State Building at New York, EWR.

ASSISTANT: Sure, I am here to help you.

USER: Can you please help me in booking with direct flight? Thank you.

ASSISTANT: May I know your source code please?

USER: My source point is Atlanta, ATL.

ASSISTANT: When you are willing to travel?

USER: My journey start on 05/15 and need to catch return flight on 05/17.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, we found no flights with your specifications. Thank you for reaching us. have a great day.

USER: Ok, no problem. Thank you.