Hi. I am Timothy Clark.
Hello, how may I assist you today?
I need to change my existing reservation due to some issues. Can you please help me in doing that?
Sure, I am here to help you.
Thank you.
Please wait for some time.
Sure, I will wait.
Thanks for waiting.
Ok.
Sorry, there is no reservation found on your name.
Ok, not an issue. Thank you for your response.
Thank you for reaching us.