Hello,.
user
Hello, How exactly I can serve you the best today?
assistant
Please change my reservation, which is reserved earlier on my name Andrew Gonzalez. As my friend birthday party place has been changed.
user
Sure, we are perky to serve you.
assistant
Thank you.
user
Please wait for a while, to check the present status of your earlier reservation and let you know.
assistant
Sure.
user
Thank you for waiting.
assistant
My pleasure.
user
 I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
No problem at all.
user
Thank you for approaching us.
assistant
Thank you for the information.
user
Have a blissful day!.
assistant