coordinated virtual assistant needed

We are seeking for an organized and professional virtual assistant to handle all communications with the company from a remote position. The virtual assistant's responsibilities will also include
Answer emails and phone calls from customers.
Make travel arrangements.
Schedule appointments.
Make cold calls to generate leads from a provided spreadsheet.
Create content to post on the company’s social media channels.
Conduct online research to find address and contact details for a given list of companies.
Prepare presentations according to instructions given