Hello.
user
Hello, how can I assist you today?
assistant
I want to change my existing reservation due to business issue, can you please help me out?
user
Sure, I will help you with that.
assistant
Thank you.
user
Let me know your name to check your reservation?
assistant
Sure, I am Helen Parker here.
user
Ok, please wait a moment.
assistant
Sure, I will wait.
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. Thank you for your information.
user
Thank you for choosing us.
assistant