Hello.
user
Hello, may I help you?
assistant
I would like to do some changes in my reservation, can you help me?'.
user
Yes, can you please tell me your name?
assistant
Please, check the reservation details on Cynthia Thomas.
user
Ok, please wait a moment. Sorry, I didn't found any reservation with your name.
assistant
That's ok.
user
Thank you for consulting us.
assistant
Thank you for your help.
user