Task: Question Generation
Input (English): #1 return flights 
#2 return #1 from  kansas city 
#3 return #2 to chicago 
#4 return #3 on  june sixteenth 
#5 return #4 around 7 o'clock in the evening
Output (English): show me all flights from kansas city to chicago on june sixteenth arriving around 7 o'clock in the evening