jiēshòu hòu shuō 'xièxie, xià cì wǒ qǐng', bǐ yīzhí tuī lái tuī qù gèng zìrán

接受后说“谢谢，下次我请”，比一直推来推去更自然。

Saying 'Thank you, next time it's my treat' after accepting is more natural than constantly going back and forth.