How do i change my reservation on jetblue mobile app without being charged

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same here Jessica

I would like to change the return date on my reservation
oh I used my jetblue mobile app

Would you like to reschedule the flight?:)

Okay!:)
Let me get back to you on this, and while I'm on it, please stay in the chat, thank you!

Thanks.
You can change your flight here:

https://www.jetblue.com/manage-trips


Enter your Last name and Confirmation code/Ticket# an follow on-screens instructions.