Hello. My name is Nicole Martin.
user
Hello, how may I help you at this moment?
assistant
I want to change my existing reservation due to some mismatching of dates with our friends, all are not ok with those dates, can you please help me?
user
Ok, I will surely help you, can you allow me a moment to check your details of past reservation?
assistant
Ok.
user
Thank you for waiting Nicole, I see there is no reservation showing on your name.
assistant
No problem. Thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user