puts "Enter Your Name: "
myname = gets.chomp()
puts "Enter Your Age: "
myage = gets.chomp()
puts ("Hello " + myname + ", you are " + myage)

Matt
15
Enter Your Name:
Enter Your Age:
Hello Matt, you are 15

ruby -v
ruby 2.6.1p33 (2019-01-30 revision 66950) [x64-mingw32]