Hello.
Hello, what services are you seeking from us?
Can you please help me to book a flight from OAK to PHL?
Sure, On which dates would you like me to book a flight ticket for you?
My travel dates are Mar 14 to 16.
On what name, do I need to reserve the ticket?
I am Elizabeth Evans.
 Do you need direct flight or connecting flight?
I prefer direct flight.
May I know if you prefer to have any other comforts in your journey?
I would like to travel in normal-cost airline.
Sorry to say that, there are no flights available on the routes of your journey.
No problem, thank you for the information.
Thank you for reaching us.