Hi.
user
Hello. How can I assist you today?
assistant
I am Sarah Rodriguez, can you help me for changing an existing reservation?
user
Sure, give me a moment. Let me check the database and get back to you.
assistant
Ok, I will wait for your response.
user
Sarah Rodriguez, there is no reservation found with your name in our database to change it.
assistant
Oh! It's ok, no problem. Thank you for your services.
user
Thank you for contacting us.
assistant