Shall I try something else?
'Qualcos'altro' — 'kwal-koz-AL-tro'. The 'cos'' elides before the vowel of 'altro'. Three syllables feel.
When you've decided the current item doesn't work and want to keep looking. Opens the door to more suggestions from the assistant.
'Qualcos'altro' = something else. 'Qualcosa' + 'altro' with elision before the vowel. 'Provo' is first-person — 'shall I try' is expressed as a simple present with question intonation in Italian.
Ha qualcos'altro da mostrarmi?
Do you have something else to show me?
Putting the request on the assistant
Vediamo un'altra opzione?
Shall we look at another option?
Using 'noi' (we) — collaborative tone
Non mi convince. Ne ha altri?
I'm not convinced. Do you have others?
'Altri' replaces the item type already established
Italian shop assistants often pre-select items based on what they observe about a customer's style and body type while they're browsing. This proactive curation is a mark of professional Italian retail service.