ANSWER:

They should wear their Ihram from dubai if they wish for convenience but make the intention of umrah and talibiya before the cross the meeqat while on the plane to Jeddah, about 40 minutes before landing. They will announce it. 

Sheikh our fmly friend(wife kidsalso) coming to dubai to visit us(from pakistan)for 4 days then leave from umra does they wear ihram from dubai?take gusl pray 2 rakats and make neyat for umra.is that correct way of making neyat and wearing ihram from dubai? If not Kindly describe where should they wear ihram & proper way of making neyat