Migration in Hybrid environment

Hi Team,

We have a hybrid environment as in, on premises Exchange 2007 servers &  hybrid as Exchange2013.

we are in the middle of migration from on premises to cloud office 365. Could you help on below queries

1. A script to migrate bulk number of users from on premises to cloud (o365).
2. A report is needed after migration with full details , for ex: Name, time, number of users migrated so on..