I'm in Lombok Indonesia today and like to be prepared:

Lombok Taxi Price Negotiation Dialog (English + Indonesian)
1. Greeting + State Your Plan
English:
Hello sir, I’d like to hire a car. The route is from Gili Mas to [your stops], then back to Gili Mas.
Indonesian:
“Halo Pak, saya mau charter mobil. Rutenya dari Gili Mas ke [tujuan], lalu kembali ke Gili Mas.”

2. Set the Time Expectation
English:
It will take about two to three hours total.
Indonesian:
“Total sekitar dua sampai tiga jam saja.”

3. Ask for the Price
English:
How much is the price?
Indonesian:
“Berapa harganya?”

4. If They Quote Too High (Rp 500k–700k)
English:
Local price for this route is usually around 300,000. Can you do that?
Indonesian:
“Biasanya harga lokal sekitar tiga ratus ribu untuk rute ini. Bisa ya, Pak?”

5. If They Hesitate
English:
If 300,000 is okay, I’ll take it now.
Indonesian:
“Kalau tiga ratus ribu oke, saya ambil sekarang.”

6. If They Still Push Higher
English:
350,000 is my maximum.
Indonesian:
“Tiga ratus lima puluh ribu maksimal, Pak.”

7. Confirm the Deal
English:
Okay sir, so 300,000. Please wait at each shop.
Indonesian:
“Oke Pak, jadi tiga ratus ribu ya. Tolong tunggu di setiap toko.”

8. Pickup Location Reminder
English:
Please pick me up at the outer gate of Gili Mas.
Indonesian:
“Nanti jemput di gerbang luar Gili Mas, ya.”

Jeff