text: #input: destination, departure time
  print("""List of Stations:
              Penn
              Jamaica
              Baldwin
              Bellmore
              Massapequa
              Babylon
              """)
  origin = input("Please enter origin: ")
  destination = input("Please enter destination: ")
  departTime = input("Please enter departure time (24 hours) ex. '0739', '1428': ")
  eastbound = -1   #0: false  1: true
  reverseTrick = 0 #0: false  1: true
  smallestTime = 0 #I wish!
  arrivalTime = ''
  
  #station lists
  #stores data of train times by station
  #matching indices indicate same train
  pennE =       [ None ,  None , '1105', '1122', '1135', '1205', '1214']
  jamaicaE =    [ None ,  None , '1128', '1142', '1158', '1228', '1243']
  baldwinE =    [ None ,  None ,  None , '1148',  None , '1219', '1247']
  bellmoreE =   [ None , '1128', '1157',  None , '1228', '1256',  None ]
  massapequaE = ['1105', '1137', '1205',  None , '1237', '1305',  None ]
  babylonE =    ['1124', '1153', '1221', '1224', '1253', '1321', '1325']
  
  babylonW =    [ None ,  None ,  None ,  None , '1100', '1115', '1148']
  massapequaW = [ None ,  None ,  None , '1104',  None , '1131', '1204']
  bellmoreW =   [ None ,  None ,  None , '1112',  None , '1139', '1212']
  baldwinW =    ['1022',  None , '1048', '1122',  None , '1148', '1222']
  jamaicaW =    [ None ,  None , '1109', '1147', '1149', '1209', '1247']
  pennW =       ['1105', '1108', '1129', '1205', '1208', '1229', '1305']
  
  #use list to number stations
  stations = ["Penn","Jamaica", "Baldwin", "Bellmore", "Massapequa", "Babylon"]
  originIndex = -1
  destIndex = -1
  #determine whether train is travelling eastbound or westbound
  for i in range(len(stations)):
      if(stations[i] == origin):
          originIndex = i
      if(stations[i] == destination):
          destIndex = i
  
  if(originIndex > destIndex):
      eastbound = 0 #false - westbound
  if(destIndex > originIndex):
      eastbound = 1 #true - eastbound
  else:
      print("You're already at your station!")
      #origin station is the same as destination
  
  #list of lists (similar to 2D array in other languages
  #to determine which station list is needed
  #(using same index system as before)
  east = [pennE, jamaicaE, baldwinE, bellmoreE, massapequaE, babylonE]
  west = [pennW, jamaicaW, baldwinW, bellmoreW, massapequaW, babylonW]
  direction = [west, east]
  
  departTimeList = direction[eastbound][originIndex] #returns station list
  arriveTimeList = direction[eastbound][destIndex]
  
  print(departTimeList)
  print(arriveTimeList)
  
  for i in range(len(departTimeList)):
      if(departTimeList[i] > departTime):
          departTime = departTimeList[i]
          arrivalTime = arriveTimeList[i]
          break
  if(i == len(departTimeList)):
      departTime = departTimeList[i-1]
      arrivalTime = arriveTimeList[i-1]
      print('No trains past desired separture time, here is the latest one')
  
  #TODO make a method to take two strings and return time interval
  smallestTime = int(arrivalTime[2:]) - int(departTime[2:]) #calculate minutes
  smallestTime += (int(arrivalTime[:2]) - int(departTime[:2])) * 60 #calculate hours
  
  #check reverse trick
  
  print('Departure time: {0}'.format(departTime))
  print('Arrival time: {0}'.format(arrivalTime))
  print('Travel time: {0}'.format(smallestTime))
  