You could watch
this[
^].
Read
this[
^].
You need to have a primary key in the customers table and a reference to that as a foreign key in the tickets table. So you would create join between CustomerID in the Customer table and CustomerID in the tickets table.
If I could draw a picture it would be easier to show you: search Google images fr one-to-many-relationship examples.
Once that is done you can easily associate customers and ther tickets.