$1.$ Create a function called getName that takes in no arguments and returns the name of

the user.

$2.$ Create a function called getAge that takes in the argument age and uses pass$-$by$-$

reference to set the age of the user. Ensure that the user cannot put in an age that is

negative or greater than $100.$

$3.$ Create a function called printTicket that takes in the user's name and age and does the

following

$$ If they are less than or equal to $13$ years old set ticket$\_$Price to $9\mathrm{.}99.$

$$ If their age is greater than $13$ and less than $65,$ set ticket$\_$Price to $19\mathrm{.}99.$

$$ If their age is greater than or equal to $65,$ set ticket$\_$Price to $12\mathrm{.}99.$

$$ Output to the console the user's name, age and ticket price.