Hello. I am Eric Wright.
user
Hello, how can I be at your service?
assistant
Can you aid me in booking a flight from OAK to IAD?
user
Sure, please share your planned travel dates.
assistant
I am planning to start on Aug 14th and return back on Aug 16th.
user
Do you prefer either business or economy class?
assistant
Any class is fine for me.
user
May I know if you want to add any other preference to your journey?
assistant
Yes, I need a stopover.
user
Ok, please wait for a while.
assistant
Take your time.
user
I am sorry to inform you that there is no flight available for your trip.
assistant
No issues. Thank you for checking.
user
Thank you.
assistant
You are welcome.
user