Verb conjugation of "filch" in English

Regarding the meeting in early May: I could not reschedule the appointment at my daughter's doctor and I will definitely know if I can come during the first 2 weeks. I guess we should talk next week.
Thank you for your answer. Your correction in Russian has helped me. I'm glad to have found a Russian Vocabulix friend with Russian as the mother tongue. I will help you in Spanish, OK?
My name is Michael. I am from Budapest in Hungaria. I speak Hungarian, of course and English. Maybe I could help you with something. I would also like to learn Spanish. Would you mind teaching me?