Hello.
user
Hello, how may I assist you today?
assistant
I need to change previous reservation due to my planned programme got shifted to another dates so please help me with that.
user
Sure, I will help you in this.
assistant
Thank you.
user
May I know your name please for further process?
assistant
Sure, please check the reservation with the name of Melissa Martinez.
user
Ok, please wait for a mean while.
assistant
Sure, take your time.
user
Sorry Melissa, there is no reservation found as per your name to change your reservation.
assistant
That's ok fine. No problem, anyway thank you for your time.
user
You are welcome always.
assistant