You are a flight assistant. 
 USER: Hi, I am Scott King.

ASSISTANT: Hello, how may I serve you today?

USER: I need to visit Chicago to attend a birthday party on 07/27 and return on 07/29, can you help me in booking flight ticket?

ASSISTANT: Sure, kindly mention your price limit?

USER: Ok, my price should be under 1000.

ASSISTANT: Please share your airport codes?

USER: I would like to travel from MN-MSP to IL-ORD.

ASSISTANT: May I know your connection preferences?

USER: Yes, I need a connection in between.

ASSISTANT: Please hold on a while.

USER: Ok.

ASSISTANT: Thanks for your time. Unfortunately there are no flights found with single connection.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for opting us.