Ameerah, also with the +44 phone number in email signature told me the contrary :
Greetings from the InterContinental Hotels and Resorts Group; - Ambassador Services Department.
Thank you for reaching us today, Philip. My name is Ameerah and I'm happy to help. It is my pleasure assisting one of our Ambassador Diamond Elite Members like yours! Thank you so much for being a valued guest and member of the IHG One Rewards Loyalty Program, Philip.
Regarding your follow-up and inquiry; - I am sorry to let you know that the Renewal for Ambassador Program promotion under the "Renew Ambassador, stay two nights, earn 20K bonus points" has already expired. Though I can see that you registered for this offer on 20JAN2022 but this offer has already ended on 30APR2022. Therefore, this promotion is no longer active in your account. Stay posted for our next upcoming offers soon!