You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Joseph Young. I need to attend my brother wedding at Oakland, OAK. Can you help me in booking from Atlanta, ATL?

ASSISTANT: Sure, please let me know your travelling dates?

USER: My travelling dates are from 01/16 to 01/18.

ASSISTANT: Ok, any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: I can bare up to 1000. Sure.

ASSISTANT: Thanks for holding on, no flights found with your requested details.

USER: Ok, No problem. Thank you.

ASSISTANT: Thank you for connecting with us.