You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to attend an event from PA. Can you help me?

ASSISTANT: Ok, may I know your travelling airport codes?

USER: PHL and OAK are my airport codes.

ASSISTANT: May I know your travelling dates?

USER: Nov 26th and 28th are my travelling dates.

ASSISTANT: Do you have any other preference?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: Benjamin Miller.

ASSISTANT: Here is a connecting flight with fare 100 and 1014 as flight number in Delta Airline. Shall I proceed with booking?

USER: You can reserve it.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.