The Blues announced confirmation of the £45m move for the ex-Spurs man on Friday as Pep Guardiola finally secures one of his key full-back targets for the summer.
Walker will go with his new teammates on the pre-season tour of the United States and City hope to have Monaco man Mendy there as well if possible.
Alexis Sanchez also spoke out against the recent Arsenal messages suggesting he will stay at the club, which will encourage City on that front.
Guardiola and his squad are set to fly out to Houston today, with Raheem Sterling previewing the trip for the Blues.
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