while True:
ques=input('can you buy me a game from my wish-list?')
if ques in ['ok sure bro', 'no problem my dear', 'here you go my friend']:
print('thank you you are my best friend')
elif ques in ['no', 'cannot']:
print('sorry i dont need you, i need some games. gb')
break
else:
print('sorry i dont understand what 7 u said')

print('feel free to come back and buy me some games')