Hello, I am Jack Garcia.
user
Hello, how can I assist you for the day?
assistant
Due to an emergency meeting, I want to change my reservation. Can you help me with it?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a moment.
assistant
OK.
user
Sorry, we found no reservation on your given name.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant