You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket to DCA to meet my cousin. Can you please assist me for booking from OAK?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My planned dates are on June 14 and 16.

ASSISTANT: May I know your connection limit?

USER: I need a way station.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: James Robinson here.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, I will choose another alternative to go. Thank you.

ASSISTANT: Thank you for choosing us.