Add spaces: Hi,mynameisdanielhardandIam22years.

Answer: Hi, my name is danielhard and I am 22 years.

Add spaces: Havefunwiththisnewchallengeandimproveyourdrivingskillsinbecomingthebesttraindriveronline.Goodluck!

Answer: Have fun with this new challenge and improve your driving skills in becoming the best train driver online.Good luck!

Add spaces: Ourdentistsarecharacterizedbytheirpatient-orientedapproach.

Answer:
Our dentists are characterized by their patient-oriented approach.