Hello.
user
Hello, how can I help you?
assistant
My name is Robert Brown. I would like to travel from OAK to SFO, could you help me out?
user
Sure, may I know your planned travel dates please?
assistant
My preferable dates are from 02/04 to 02/06.
user
Sorry for the inconvenience, there is no flight available on your requested dates.
assistant
That's ok.
user
Thank you for approaching us.
assistant
Thank you for your time.
user