I have got a letter to do a phone interview. I have tried calling the number but nobody answer

Q) I have got a letter to do a phone interview. The problem is I have tried calling the number on the letter but nobody we answer the phone and now it is past the deadline. Please help me get this done because I need my foodstamp to get food for my family. Thank you!

A) Please call the Florida Food Assistance (SNAP) Program Contact phone number 1-866-762-2237 for assistance in completing your interview.