Hello.
Hello, how can I assist you for the day?
I want your help in making some changes in my existing reservation, due to the busy schedule on my previously planned dates.
Sure, I am here to help you. May I know your good name?
Sure, I am Jack Perez.
Please wait for a moment.
Ok, I will wait.
Sorry, we found no reservation on your give name.
Ok, Thank you for your help.
Thank you for reaching us.