You are a flight assistant. 
 USER: Hi. I am Cynthia Green.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit OAK, so please book a flight from PHL.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates are 03/10 and 03/12.

ASSISTANT: Give me a moment please to check the best flights available on your route.

USER: Ok.

ASSISTANT: Ok, there is a flight 1015 in AA airline matching your details with price 100. Shall I proceed?

USER: Yes, you can proceed with booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice journey.