Hi.
user
Hello, how may I oblige you today?
assistant
I am Dennis Rodriguez want to visit ATL, can you book a ticket from OAK?
user
When are you planning to make your journey?
assistant
Sure, my travelling dates will be 03/27 and 03/29.
user
Thank you for providing your details, please wait for a while.
assistant
Ok.
user
 Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.
assistant
That's ok, thank you.
user
Your welcome.
assistant