Hi.
user
Hello, how may I serve you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, please share me your good name.
assistant
I am Mary Rodriguez.
user
Please wait for a while.
assistant
Ok.
user
Sorry to say that, there is no active reservation found on your name.
assistant
No problem, thank you.
user
Thank you for opting us.
assistant