Almost 90% of our forum mates, been to Canada, got tickets through IOM. Browse net for IOM dhaka office and call Mr. Jahangir. But they will talk after you have your visa issued. They ask for the visa page and travel plan mailed to them. Price is usually 25-30% less from current market price. They give subsidy, and only on Emirates and Turkish, till Toronto oneway.
IOM Address: House # 13A, Road # 136 Gulshan-1, Dhaka-1212, Bangladesh
Telephone 9887978, 9887980, 9889765, Fax 8817701,
http://www.iom.org.bd, Email: mail @ iom.org.bd
All the best. hhshumon..................................