Hello. I am Betty Clark.
user
Hello, how may I aid you today?
assistant
Due to my health problem I want to change my reservation, can you please help me to change my reservation?
user
Sure, we are here to help you. Please wait a moment.
assistant
Ok, I will wait.
user
Thank you for your valuable time, sorry no reservation found with provided name.
assistant
Ok, no problem. Thank you.
user
Thank you for opting us.
assistant