You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I help you today?

USER: I need to visit Minneapolis and St. Paul for my university. Can you please book me a flight ticket within fare of 500?

ASSISTANT: Sure, may I know your travelling dates?

USER: My preferable dates are 09/09 and 09/11.

ASSISTANT: Ok, may I know your airport codes?

USER: My source point is IL - ORD to destination MN - MSP. Make sure that I need one connection.

ASSISTANT: Sure, may I know your good name?

USER: Stephanie Carter is my name.

ASSISTANT: Thank you, for providing your details, we found an airline: Southwest, flight number: 1020. With single connection and price is 100.

USER: Ok, you can proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you, for reaching us. Have a nice day.