Hello.
user
Hello, how may I help you today?
assistant
As I have met with an emergency work, I want to change my existing reservation.
user
Sure, can I have your name please?
assistant
My name is Gregory Harris.
user
Ok, please wait I will get back to you.
assistant
Sure.
user
Thanks for waiting, we have not found any reservation with your given name.
assistant
Ok, not a problem. Thank you for your service.
user
Thank you for contacting us.
assistant