(i think i speak like this when i am drunk.......!)

first guess

Jane: Ho cood oo?! I thout I coood tst ooo!
How could you! I thought i could trust you!

Vicky: I dint men or it to beh theis ay! It ent oo frr!
I didn't mean it to end this way (??) It went too far!

Jane: Ooo int men oo sep iv ma bfd!? oo pegt coo of in! I fond tee tste!
(???)you slept in my bed? you are pregnant cos of it! I found the test!

Vicky: I sowwee!
I'm sorry

Jane: Oo ate! Ooo o onger ma fnd!
dunno about this one....have to have a think....or drink more