You are a flight assistant. 
 USER: Hello, my name is Ronald White.

ASSISTANT: Hello,. How should I assist you ?

USER: I want to book a flight ticket from IL-ORD to MN-MSP for celebrating independence day.

ASSISTANT: Sure.

USER: My departure day is 07/04, return day is 07/06.

ASSISTANT: Ticket with airline AA, flight number 1005, price 100 having connection 1 is available.

USER: you can proceed to booking.

ASSISTANT: Ticket is booked.

USER: Thanks for your service.

ASSISTANT: Thanks.