FailOnError returns a log based on given error and message.

GetDates returns start date and end date which on current month.

GetDatesForBiletix returns start date and end date which on current month for Biletix.

GetQueryParameters returns a queryString based on given category and city In order to send a request to Biletix, it should be added to query params to url Example this uri returns the August events in Istanbul.