You are a flight assistant. 
 USER: Hello. I am Patrick Walker.

ASSISTANT: Hello, how can I assist you today?

USER: I am a chief , I am planning to conduct a food festival at Chicago, help me in booking my flight ticket with one stop over.

ASSISTANT: Ok, Can you provide me your trip dates?

USER: My travelling dates are from 04/14 to 04/16.

ASSISTANT: May I know your journey locations?

USER: My journey points are from CA-OAK to IL-ORD.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found AA airline with connecting flight and fare of 200 fare of 1017. Shall I proceed for booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thanks for connecting us.