Gift card issues with Mart Express

I've received an email from Elizabeth Thompson at Mart Express offering a partial refund, but I believe I'm entitled to a full refund given the circumstances. The winter coat was clearly defective from the start.

Dear valued customer, Thank you for your complaint regarding the jacket you purchased on March 28, 2025. At Mart Express, customer satisfaction is our top priority, and we take all feedback seriously. We have thoroughly investigated your case and have identified the source of the issue you experienced. We would like to offer you the following resolution options: 1. A full refund of $293.50 2. A replacement jacket with an extended warranty 3. A store credit of $293.50 plus 20% for your inconvenience Please let us know which option would best satisfy your concerns by responding to this message or calling our dedicated customer resolution line at 1-800-555-1234, reference number REF-9271905E. We value your business and hope to restore your confidence in our company. Best regards, Hayden Miller Client Satisfaction Manager Mart Express