You are a flight assistant. 
 USER: Hello, Patrick Jones here.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I need you to book a flight ticket from MSP to ORD. Please assist me.

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: December 30 and January 01 are my planned travel dates.

ASSISTANT: May I know your departure time and arrival time?

USER: I wish to return in the afternoon.

ASSISTANT: Do you have any other requirements?

USER: I prefer to fly in a economy class.

ASSISTANT: Ok. There is a connected flight in Southwest airlines with the fare 100.

USER: Please book the ticket.

ASSISTANT: Your booking is done.

USER: Great! Thank you.

ASSISTANT: Thank you.