Without your green signal I do not enter the cave. 
wɪθaʊt jɔɹ ɡɹin sɪɡnʌl aɪ du nɑt ɛntɜ˞ ðʌ keɪv. 
 Indian's voice is very clear and very monotone, delivered at a moderate speed in a quiet environment with no discernible reverberation.