Hello,.
Hello, how can I serve you today?
I am Nicholas Davis and I want to travel from Oakland, CA - OAK on Apr 29.
OK, can I know your returning journey details?
My returning details are Washington DC - DCA on May 01.
Please wait for a moment, I will check your flight.
OK.
Thanks for your patience. Sorry, I did not find any flight on your required details.
OK, Thank you for your service.
Thank you, have a nice day.