Hi.
user
Hello, how may I help you?
assistant
I am Kevin Lee. Can you please help me in changing my existing reservation?
user
Sure, I am here to help you for this. Let me check your reservation status in our records.
assistant
Ok.
user
Sorry to inform, no reservation is found with your criteria.
assistant
No issues, thank you for your information.
user
Thank you very much for contacting us.
assistant