Hi.
user
Hello, how may I aid you?
assistant
I am Thomas Perez, planning to change my existing reservation. can you help in that?
user
Sure, I am here to help you.
assistant
Ok.
user
Please wait for a couple of minutes, I will check the reservation on your name to change it.
assistant
Ok.
user
Thank you for your patience, we are sorry to say that there is no reservation found on your name.
assistant
Thank you for your response.
user
Thank you for approaching us.
assistant