Hello.
user
Hello, how may I help you today?
assistant
Can you please change my existing reservation?
user
Sure, I will help you with that. Let me know your name to check your reservation?
assistant
Sure, I am Jack Anderson.
user
Ok. Please wait a moment.
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. Thank you for your information.
user
Thank you for choosing us.
assistant