Hi.
Hello. How may I assist you now?
I want to change my existing reservation which is done recently due to some problems, can you please help me in this?
Sure, I am glad to help you with that.
Thank you.
Please provide your name to check your previous reservation.
Sure, my name is Jerry Parker.
Please wait a moment.
Sure, I will wait.
We regret to notify you that, there is no reservation found on your name in our reservation list.
Ok, not an issue. Anyways, thank you for your service.
Thank you for approaching us, have a great day.