Looking for a Person to make phone calls to Real Estate Leads

Hi I have 400 leads for real estate, i am looking for someone who has great communication skill and no accent to call these clients and tell them about the new promotion that we have.
Min experience: 1 year
English Skills: Excelent
Accent: No Accent

Also i want this person to post our promotion on our Facebook and Social media as well.
let me know if you have the experience
thanks