Preparation at home, journey, ihram at the miqat or on the plane, Makkah, then Madinah and return.
Educational guide. If in doubt, ask your guide or a scholar.
Drop your luggage at the hotel, perform ablution, keep saying the talbiya. Enter the mosque with the right foot, with the entry supplication, behind the guide. Agree on a meeting point (gate, pillar number). When you see the Kaaba, make any supplication you wish.
بِسْمِ اللهِ، وَالصَّلَاةُ وَالسَّلَامُ عَلَى رَسُولِ اللهِ، اللَّهُمَّ افْتَحْ لِي أَبْوَابَ رَحْمَتِكَ
Bismi Llāh, wa-ṣ-ṣalātu wa-s-salāmu ʿalā rasūli Llāh, Allāhumma ftaḥ lī abwāba raḥmatik
In the name of Allah, blessings and peace upon the Messenger of Allah. O Allah, open for me the gates of Your mercy.
Muslim 713, Abu Dawud 465 (entering the mosque)
Follow the guide to another gate; the mosque has dozens. Flows are signposted.
Go to the agreed meeting point; call the guide; as a last resort, mosque staff will direct you.