dialog

/dialoɡ/

Cases

SingularPluralWhen to use it
nominativedialogthe dialoguedialoglathe dialoguesthe plain dictionary form — the doer of the sentence
genitivedialognuthe dialogue'sdialoglanıthe dialogues'the owner — whose it is
accusativedialognuthe dialogue (as the object)dialoglanıthe dialogues (as the object)a specific, known object — whom or what
dativedialogğato the dialoguedialoglağato the dialoguesdirection or recipient — to where, to whom
locativedialogdaat / in the dialoguedialogladaat / in the dialogueswhere it is; also having — mende bar, "I have it"
ablativedialogdanfrom the dialoguedialogladanfrom the dialogueswhere 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
mydialogummy dialoguedialoglarımmy dialogues
yourdialogungyour dialoguedialoglarıngyour dialogues
his / herdialoguhis / her dialoguedialoglarıhis / her dialogues
ourdialogubuzour dialoguedialoglarıbızour dialogues
you all'sdialoguğuzyou all's dialoguedialoglarığızyou all's dialogues
theirdialoglarıtheir dialoguedialoglarıtheir dialogues

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