Hello, myself Kenneth Martinez.
user
Hello, how can I help you?
assistant
I need a direct flight from OAK to DEN, please book a ticket.
user
May I know your journey dates please?
assistant
My journey dates are 07/22 and 07/24.
user
Please give me a minute.
assistant
Sure, take your time.
user
Kenneth, there are no flights available at this moment.
assistant
Ok, thank you for your information.
user
Thank you for choosing us.
assistant