Taarof between friends, or a host and guest, emphasizes the value of friendship as a priority to everything else ...

تعارفات فارسی با رایان - Persian/Iranian courtesy words list (Taarof)

Okay
By all means 

(super polite)

[Don't become confused with چِشم cheshm]

Of Course Yes/not - ( Don’t underestimate me )

It was no trouble at all - after thanks -

اختیار دارین، انجام وظیفه بود

ekhtiyar daarin

Do you need anything else from me? ( to the boss )
Will there be anything else?  ( FORMAL )
Can I do anything else for you? ( to customer )

امری نیست؟ - polite respectful 
amri nist?

The response is "عرضی نیست!"

No thank you, that’s all ( general )
That’ll be all ( to someone lower / servent )

عرضی نیست!  -   polite respectful 
arzi nist

I wanted to say something, would you mind?

عرضی داشتم خدمتتون - اجازه هست؟ - POLITE
arzi daashtam khedmatetoon, ejaaze hast?

Good Lord willing and the rains don’t come
God willing you will reach/see 120 years
May you reach/see 120 years
may you see many more

انشالله ۱۲۰ ساله بشی (در تبریک سالگرد تولد)
enshalaah 120 ( sad o bist ) saale beshi (In Birthday Anniversary)

(Literal) God willing, we will make it up to you for this with happier times / we will compensate you for this with happier times

انشالله توی شادی هاتون جبران کنیم - صاحب عزا 
enshaalaah tooye shaadi hayetoon jobraan konim

اگه خدا بخواد 
age khodaa bekhaad/

اگه خدا قسمت کنه 
age khoda ghesmat kone

 انشاالله
 inshaa allah

God willing, (it will work out) next time

انشالله دفعهٔ دیگه 
enghaa allah dafe ye dige 

انشالله در فرصت‌های بعدی
enshaa allah dar forsate badi

Excuse me (when leaving) 
If it’s alright with you/everybody …

With the elders’ permission, I do! (wedding)

با اجازهٔ بزرگ‌ترها ( بععععله ) 
baa ejaaze bozorgtar ha, baaaaaale

You are my elder (flattery to get permission from someone in authority)