guidance to use coach to go around Chengdu

I have 2 days at the city at the end of Oct and want to go around by bus. Could you pls help me to catch the bus number with plan as below

- from Tianfu square (Mao Status) to People's park (Renmin Park)?
- from People's park (Renmin Park) to Wuhou Temple?
- from Wuhou Temple to Traffic Inn ( near Xinnanmen Bus station)?

- from Giant Panda Breeding Research Base to Du Fu's Cottage?
- from Du Fu's Cottage to Traffic Inn ( near Xinnanmen Bus station)?

Wish to receive your help soon :)