You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Paul Anderson, can you please help me in booking my flight ticket to SFO from ORD and I need to departures in the afternoon?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my planned travel dates are Nov 12 and Nov 14.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight for my journey.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.