Hello. I am Ruth Hall.
user
Hello, do you need any help from us?
assistant
Due to my health problem I want to change my reservation, can you please help me to change my reservation?
user
Sure, I am glad to help you.
assistant
Thank you.
user
Sorry, there is no reservation matching with your name in our portal to make changes.
assistant
That's fine, thank you for your help.
user
You are welcome.
assistant