You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How could I serve you?

USER: I am Amy Robinson. I have planned to attend a board meeting in Detroit. Help me in booking my flight ticket within prince limit 200.

ASSISTANT: Sure, I am here to help you, Please provide me your planned journey dates?

USER: My journey days are from 07/06 to 07/08.

ASSISTANT: Ok, Kindly mention your airport abbreviates?

USER: My airport codes are from IL-ORD to MI-DTW.

ASSISTANT: Ok, Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, We are happy to inform there is a 1019 Southwest airline with price 100 which matches your requirement. Can I proceed with booing?

USER: Thank you for your information, proceed with booking.

ASSISTANT: Your ticket has been processed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for connecting with us, Have a safe journey.