Hello.
user
Hello, how may I help you?
assistant
Can you aid me to book a flight ticket from JFK to OAK?
user
Sure, may I know your trip dates please?
assistant
My trip dates are Aug 26 and Aug 28 respectively.
user
Do you have any other requirements?
assistant
My return time should be in the morning.
user
Can I know your name?
assistant
Sandra Walker here.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
Thank you for the help.
user
Most welcome.
assistant