Wa `alaykum as-salamu wa rahmatullahi wa barakatuh. 

 

In such cases, your only option is to send someone from your family like an elder or an Imam to try to ask to reconcile with each other and that you are ready to go with her for any counseling needed if it was religious or professional. It seems that she also might have complaints against you and for that she is not willing to communicate with you or ask for divorce.

 

If such efforts went nowhere, then you must be ready for that which Allah the Almighty does not like; divorce.

 

Allah Almighty knows best.