You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to organise an event in the Independence hall which is located in Philadelphia, PHL. Can you avail me to book a connecting flight?

ASSISTANT: Sure, let me know your journey dates?

USER: My journey dates are Jan 11 and 13.

ASSISTANT: May I know your boarding airport code?

USER: I want to board from Oakland, OAK.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Is there any other specifications?

USER: I need to depart in the evening time.

ASSISTANT: May I know your good name?

USER: Eric Green here.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: Ok, thank you.

ASSISTANT: Thank you for availing us.