Hello
Hello, how can I help?
I need to book and appointment for Dr Johnson for monday
Could I have your name, please?
My name is Ben
At what time can you be at the clinic?
How is 7pm
Could you describe your symptoms, please?
I have a cough and sore throat.
Unfortunately Dr. Johnson has no appointment available at 7 pm.
Oh okay well thank you for your help
Is there anything else that I can do for you?
No  thank you 
Thank you and goodbye.