Hi.
user
Hello,.
assistant
I am Frank Williams.
user
Frank, How can I aid you today?
assistant
I need to change my reservation as my exams got postpone to another date. Can you please help me in changing?
user
Sure, I will help you. Please wait for a while.
assistant
Ok.
user
Thanks for waiting. Sorry to say that, there is no active reservation found with your name, to change it.
assistant
Ok, thank you.
user
Thanks for your approach.
assistant