Best Card for Supercommuting

Hi everyone, template below. Just wanted to note I don’t really care for the lounge benefits. Thank you for reading and helping me:

CREDIT PROFILE

* Current credit cards you are the primary account holder of:
* Player 1:
* Chase Sapphire Preferred
* FICO scores with source: 781
* Oldest credit card account age: 10 years
* Cards approved in the past 6 months: 0
* Cards approved in the past 12 months: 1
* Cards approved in the past 24 months: 0
* Annual income $: 250,000

CATEGORIES

* Ok with category-specific cards?: Yes
* Ok with rotating category cards?: No
* Estimate average monthly spend in the categories below.
* Dining $: $500
* Groceries $: $400
* Gas $: $80
* Travel $: around $2,300 per month (flights, hotels, public transport)
* Using abroad?: No
* Other categories or stores: Internet, gym membership, Amazon, Costco
* Other spend: Spotify, Peacock, Apple TV
* Pay rent by card? No

MEMBERSHIPS & SUBSCRIPTIONS

* Amazon Prime member: Yes
* Costco or Sam's Club member: Costco
* Big bank customer: Chase and Bank of America

PURPOSE

* Purpose of next card: Travel Rewards / Cashback
* Travel rewards preferences: United airlines (90% going to fly them)
* Cards being considered: United travel cards, AMEX