Hello. Myself Steven Moore.
user
Hello. How can I assist you?
assistant
I am planning to visit Oakland, will you help me in booking the flight ticket from  EWR to OAK?
user
Ok, may I know your travelling dates?
assistant
My travelling dates are June 10 and June 12.
user
Sorry, no flights found on your route to reserve your ticket.
assistant
Ok, not an issue. Thank you for you information.
user
Thank you for reaching us.
assistant