are there no lower or side lower births in 2246 dn duronto express of 25 th july'2010 still there are 105 births till now, as I purchased 3 tickets of this train from bangalre city reservation counter on 27-05-2010 when I was at bangalore as I got 3 births which are middle, middle & upper as my wife is quite unable to avail that so I repeatedly requested her to find it still she said there is no lower birth or side lower birth. please inform me immediately as tomorrow I can modify the same which is highly needed for us.my PNR no is 441-8004035 of ac-3 tr.