You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello, how may I help you?

USER: I am Rebecca Wright. I would like to book a flight ticket from OAK to CLT.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am starting on 11/10 and return back on 11/12. Yes, please proceed. I need 1 connection flight.

ASSISTANT: Sorry, no flights found on given date.

USER: That's ok no problem. Thank you for helping me.

ASSISTANT: Thank you for reaching us.