Hello, Alexander Hernandez here.
user
Hello Alexander, how can I help you?
assistant
I have to cancel my reservation as I met with an accident, could you please do that for me?
user
Sure, I will help  you. Let me check your reservation status in our database.
assistant
Sure, I will wait for your response.
user
Alexander, sorry no reservation are found on your name in our database.
assistant
Not an issue, anyway thank you for checking.
user
Thank you very much for contacting us.
assistant