Please capitalize where necessary: if you want to travel with your pet, you can book this while making the online booking or subsequently up to 48 hours before departure via optional extras " (provided the booking was made via airberlin.com) or at our service center ".
A: If you want to travel with your pet, you can book this while making the online booking or subsequently up to 48 hours before departure via Optional extras " (provided the booking was made via airberlin.com) or at our Service Center ".

Please capitalize where necessary: 19 instead, they brought against him certain disputes about their own superstition and about a certain jesus, who had died, but whom paul asserted to be alive.
A: 19 Instead, they brought against him certain disputes about their own superstition and about a certain Jesus, who had died, but whom Paul asserted to be alive.

Please capitalize where necessary: an unforgettable experience now awaited us, an invitation to visit 2 poets - also living in one of the "artists' blocks".
A: An unforgettable experience now awaited us, an invitation to visit 2 poets - also living in one of the "artists' blocks".

Please capitalize where necessary: time zone hanoi (vietnam) utc/gmt + 7 hours (-1 hour during summer time in countries that use summer time/winter time).
A:
Time zone Hanoi (Vietnam) UTC/GMT + 7 hours (-1 hour during summer time in countries that use summer time/winter time).