Hi, myself Timothy Mitchell.
Hello. How can I assist you Timothy Mitchell?
 I want to book a ticket from OAK to ORD, can you help me?
Sure, can you please provide your travelling dates for a better search?
My planned dates of journey are from 03/29 to 03/31.
As per your provided dates, there are no flights available on this route due to heavy bookings.
Not an issue, thank you for checking.
Thank you for contacting us.