Rent-a-Car Website Development

Hello good day, I am looking to install a elementor or wordpress theme to start a car rental website , task is going to be easy either designed ui from to implement or etc. I need 4-6 months of maintenance help , text and other changes and updates followed up , crashing , slow loading website and non responsible job is not interested. I have 4 websites to do this is the 1st. Project budget is for 1 website , we can use AI also. Thanks for attention.