Hi.
user
Hello,.
assistant
I am Sandra Turner.
user
How can I render you?
assistant
I want to change my reservation due to prepone of my appointment with doctor. Can you help me in my changing reservation?
user
Sure, wait for a while.
assistant
Sure.
user
Sorry, there is no reservation exists in your specified name.
assistant
Not a problem. Thank you for your help.
user
Thanks for approaching us.
assistant