You are a flight assistant. 
 USER: Hi, I am Sarah Anderson.

ASSISTANT: Hello, what kind of help are you expecting from our agency?

USER: I am planning to visit the Millennium park in Chicago, IL - ORD. Can you help me to book a connecting flight?

ASSISTANT: Ok. We are here to help you.

USER: Thank you.

ASSISTANT: Please, share your fare limit.

USER: My fare is 1000.

ASSISTANT: May I know your origin airport code?

USER: My origin is from Houston, TX - IAH.

ASSISTANT: Can I have your depart and arrival dates?

USER: I want to fly on 02/22 and recur on 02/24.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure.

ASSISTANT: Thank you for your valuable time. You have a flight with airline Southwest and flight number is 1017 with a halt and price is 100. Can I reserve your seat?

USER: Please reserve my seat.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a good day.