Book a Five star hotel - open to bidding

Need to book a five star hotel..you will need to call five star hotels in mumbai in bandra, juhu, andheri, bkc and ask for their banquet rates.....you need to find out if they would just provide hall, no food, no tea.... then whats the minimum number of people required to book a banquet....so few hotels are hyatt regency, grand hyatt, sofitel, trident, taj lands end, marriott, grand hyatt, westin goregaon, let me know if you have any questions