Hello, I am Helen Lewis.
user
Hello, How can I help you?
assistant
I want to change my existing reservation due to some health issues, can you please help me with that?
user
Sure, Please wait a second.
assistant
Sure, I will wait for your response.
user
Sorry, No reservation found on your name.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for reaching us.
assistant