Hi. I am Raymond Brown.
user
Hello, how can I render you today?
assistant
Please help me with changing my reservation due to some changes in the plan of my trip with my colleagues. Can you help me in change an existing reservation?
user
Sure, I will help you with that. Please wait a while.
assistant
Ok.
user
 Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Ok, not an issue. Thanks for your information.
user
Thank you for reaching us.
assistant