Please ensure you arrange a visa flights and a hotel corresponding to these dates If you are using fresh sperm we advise you to arrive in St Petersburg 2 days before the Egg Collection is planned

What is the correctly punctuated version of this sentence?
Please ensure you arrange a visa, flights and a hotel corresponding to these dates. If you are using fresh sperm, we advise you to arrive in St. Petersburg 2 days before the Egg Collection is planned.