You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Anthony Garcia here.

ASSISTANT: Garcia, how can I assist you?

USER: Can you please help me out in booking the ticket from OAK to PHL?

ASSISTANT: Sure, can you please tell me your travel dates?

USER: Sure, my journey dates are 03/05 and 03/07.

ASSISTANT: Ok, please wait for a while.

USER: Sure, please search for a direct flight.

ASSISTANT: Sorry Garcia, there are no flights available on your given dates.

USER: Oh! That's ok, thank you for giving the information.

ASSISTANT: You are welcome and thank you for choosing us.