You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Jerry Nelson. I want to book a flight ticket from IL - ORD to MN - MSP to meet my colleague in Minneapolis & St. Paul.

ASSISTANT: Sure, kindly share your travel dates?

USER: I will start on 09/09, return on 09/11.

ASSISTANT: Ok, any other requirements to met?

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

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

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.