Hello.
user
Hello, how may I help you today?
assistant
I am Edward Mitchell. I want to change my existing reservation due to postpone of my client meeting.
user
Please give me a moment, let me check your reservation and revert to you.
assistant
Sure, I will wait.
user
Unfortunately there is no reservation found with your given name.
assistant
Not an issue, thank you.
user
Thank you for reaching us.
assistant