When someone tells you "I'll always be here for you," a suitable response can convey appreciation and gratitude for their support and offer reassurance that their presence means a lot to you. Here are a few possible responses:
"Thank you so much. Your support means the world to me, and I truly value our friendship."
"I'm really grateful to have you in my life. Knowing that you'll always be there for me gives me so much comfort and strength."
"That means a lot to me. Your friendship and support are priceless, and I'm here for you too, no matter what."
"I can't express how much your words mean to me. Having someone like you who I can rely on is truly a blessing."
"Thank you for being such a wonderful friend. Your commitment and kindness make all the difference, and I'm here for you as well, anytime you need me."
Remember to respond sincerely and from the heart, as this is a sentiment of care and support. Letting them know that you value their friendship and that you reciprocate their support can strengthen your bond and show that you acknowledge and cherish their presence in your life.