Я бы хотел быть точно уверен, что с

Я бы хотел быть точно уверен, что с вашей стороны не возникнет обстоятельств, по которым вам придется отменить бронирование на эти дни

Результаты (английский) 1:

I'd like to be sure that you will not have the circumstances for which you will have to cancel a reservation on these days

Результаты (английский) 2:

I would like to be absolutely sure that your part does not arise circumstances in which you would have to cancel the booking for these days

Результаты (английский) 3:

I would like to be sure that, with your hand there would be no circumstances in which you will have to cancel the reservation at these days