Hello.
Hello. How may I assist you today?
I am Samuel Smith. I want to change my reservation which I have done last week due to my schedule got postponed. Help me about it.
Sure, I will help you with that, please hold on for a moment to check your reservation status.
Ok, sure.
Smith, I did not find any reservation with your name in my database.
Ok, fine it might not be booked properly at the time of booking. Anyway thank you for the help.
It's my pleasure, have a nice day.