Sies Bolt *****ing from me

This is the second time bolt has deducted money from my bank account twice. I am stranded because a trip ghats R355 ended up costing R525 and on Saturday a trio that cost R88 ended up costing R160 . How do I then budget if I am.bejnv ****med . Next thing I am told I'll get a refund jn 14 days... no way