Ramadan this year is expected to run for 30 days.
Saudi/UAE :
29th Ramadan/22 May : won't be visible.
Eid on 24th May, Sunday.
BD/India/Pakistan :
29th Ramadan/23 May : won't be visible.
Eid on 25th May, Monday.
Itikaf in BD will start from next Thursday evening, which is 21st of Ramadan.
Calculations based on these pics.
https://habibur.com/moon/1441-10/