user: I'm working on a travel itinerary across various time zones and need to schedule meetings in different cities globally. Could you help me find out the time zones for the following coordinates: longitude 77.1025 and latitude 28.7041, longitude -73.935242 and latitude 40.730610, longitude 151.2093 and latitude 33.8688, and longitude 139.6917 and latitude 35.6895?

Available functions:
name: get_time_zone_by_coord
description: Finds the timezone of a coordinate.
parameters: type: dict
properties: long: type: string
description: The longitude of the coordinate.
lat: type: string
description: The latitude of the coordinate.
required: long
lat

Ground truth function call(s):
get_time_zone_by_coord(long='77.1025', lat='28.7041')
get_time_zone_by_coord(long='-73.935242', lat='40.730610')
get_time_zone_by_coord(long='151.2093', lat='33.8688')
get_time_zone_by_coord(long='139.6917', lat='35.6895')