Your symptoms and history are suggestive of an allergic rhinitis, perhaps sinusitis.
Next Steps
take steam inhalation 3 times daily
take tab monti fx twice daily for 5 days
use nasivion nasal spray when you have nasal congestion.
drink plenty of fluids
Health Tips
use a mask when exposed to dust or pollen,eg while cleaning, travelling, etc
avoid close contact with pet at home, animal hair can cause allergy in some.
consult for more details.