Fistula at 4 O clock. Are below:

Hi Sir, My MRI is showing fistula and doctor is suggessting some surgery where he will the fistula and also cut little internal sphincter. Do I need to go for normal fistula surgery. I am looking for opinion on this one apart from kshar sutra as my marriage is next month and I should be recovered before that date. IMPRESSION: • Thick walled intersphincteric altered signal intensity collection is seen in the perianal region on the posterior and left side at 4 to 6 o'clock position, this collection is extending superiorly in the intersphincteric plane at 4 o'clock position on left side. - These features suggestive of inter-sphincteric fistula tract with abscess formation (Grade 2 St James's University Hospital classification) My MRI findings are below: