bilet

/bilet/

Cases

SingularPluralWhen to use it
nominativebiletthe ticketbiletlethe ticketsthe plain dictionary form — the doer of the sentence
genitivebiletnithe ticket'sbiletlenithe tickets'the owner — whose it is
accusativebiletnithe ticket (as the object)biletlenithe tickets (as the object)a specific, known object — whom or what
dativebiletgeto the ticketbiletlegeto the ticketsdirection or recipient — to where, to whom
locativebiletdeat / in the ticketbiletledeat / in the ticketswhere it is; also having — mende bar, "I have it"
ablativebiletdenfrom the ticketbiletledenfrom the ticketswhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
where it comes from; also "than" when comparing

The endings are the same ones the pronouns wear — that page explains when each case is used.

With an owner

One ownedSeveral owned
mybiletimmy ticketbiletlerimmy tickets
yourbiletingyour ticketbiletleringyour tickets
his / herbiletihis / her ticketbiletlerihis / her tickets
ourbiletibizour ticketbiletleribizour tickets
you all'sbiletigizyou all's ticketbiletlerigizyou all's tickets
theirbiletleritheir ticketbiletleritheir tickets

The overlap in the last rows is real, not a mistake: biletleri can mean "his / her tickets", "their ticket", or "their tickets" — context decides.