Provide the theme summaries for the following conversation: 

Lucas Sally: Please find attached the formal invitation to participate in a project organized by our company.
Lucas Sally: <file_other>
Katherine Dome: Thank you very much for the invitation.
Lucas Sally: Could you please provide us with your expected availability?
Katherine Dome: Yes, of course. I am available 30 hours per week.
Lucas Sally: Perfect. Would you be available for a short interview this week?
Katherine Dome: Yes, of course.

Summary: 
Katherine Dome got invited by Lucas Sally to an interview this week. Her availability to participate in the project is 30 hours per week.