Hello.
user
Hello. How may I assist you today?
assistant
Can you please help me in booking my flight ticket from OAK to SEA?
user
Sure, I will help you. Please help me with your planned travel dates.
assistant
My planned trip dates are June 29 to July 01.
user
May I know with your name please?
assistant
My name is Mary Campbell.
user
Do you need a break in you journey?
assistant
Yes, I need a connecting flight.
user
 Please help me with your preferred class to fly. Do you have any other preferences in your journey?
assistant
I need to fly in business class. No.
user
Mary Campbell, I am really sorry to inform you that there are no active flights available for your journey.
assistant
Ok, no issues. Thank you for your service.
user
Thank you for contacting us. Have a great time.
assistant