Hello.
user
Hello. How can I assist you today?
assistant
I need to change my reservation as my exams got postponed. will you please change my trip dates of my existing reservation?
user
Can I know your name?
assistant
I am Jack Smith.
user
Please wait for a while.
assistant
Sure.
user
Thanks for waiting and sorry there is no active reservation found on your name to change.
assistant
Ok fine, thanks for your response.
user