You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am looking for a flight from PHL to Oakland, can you help me out in booking the flight to OAK?

ASSISTANT: I am happy to help you, may I know your name?

USER: My name is Jeffrey Johnson.

ASSISTANT: May I know your itinerary dates please?

USER: My trip dates are from Dec 12th till Dec 14th.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other requirements?

USER: No, thanks for asking.

ASSISTANT: There is a connecting flight-1021 in economy class, shall I proceed?

USER: Please proceed with it.

ASSISTANT: Ok, booking is done on Delta airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.