Hello, I am Alexander Nelson.
user
Hello, how may I help you today?
assistant
Due to some health issue, I want to change my existing reservation. Can you help me out?
user
Sure, we are here to help you to change your reservation. Please wait for a while.
assistant
Sure, I will wait.
user
Thanks for waiting, there was no reservation found on your name.
assistant
Ok, Thank you for providing information.
user
Thank you for reaching us.
assistant