Hero Electric — Broken spare not available in company

My hero optima bike's front wheel pork(suspension) broken 3 months before.The Showroom people promised to replace it within 7 to 15 days.From that day my daughter riding the bike without front brake and the horn also not working.when ever I ask the concern people they just saying stock not available wait for some days.thus 3 months gone no responce from sales, service people.just asking time only.I request u to replace that spare before any accident happen to my daughter .