Hi.
user
Hello, how may I help you?
assistant
I want to change my existing reservation which is done recently due to some problems, can you please help me?
user
Sure, can I know your name please?
assistant
Ok, my name is Patrick Williams.
user
Ok, please wait for a while.
assistant
Sure, I will wait.
user
Sorry Williams, there is no active reservation found with your name in our records.
assistant
Ok, no problem. I will try with the any other travelling agency.
user
Most welcome.
assistant
Anyways, thank you for your service.
user