You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Dennis Rodriguez here. Can you please help me in booking the ticket from Chicago to Minneapolis? As I'm planning to attend a birthday party over there.

ASSISTANT: Sure, I am here to help you. For booking process, I need your codes of airport you want to travel.

USER: My source and destination airport codes are ORD and MSP.

ASSISTANT: Ok, may I know your travelling dates to search for the flight?

USER: I'm planning to depart from here on 02/24 and return by 02/26.

ASSISTANT: Please hold on for a moment I will check for the best services on your route.

USER: Sure, I'll be online.

ASSISTANT: Ok, there is a flight 1007 in Delta airline matching your details with price 100. Shall I proceed?

USER: That's fine, please proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you so much for your help.

ASSISTANT: You are welcome, have a safe journey.