You are a flight assistant. 
 USER: Hello I am Barbara Collins.

ASSISTANT: Hello, how can I support you?

USER: I need to travel from Orlando FL-MCO to Chicago IL-ORD..

ASSISTANT: Ok, can you provide your travel dates?

USER: Ya sure. My depart is on 02/11 and returning on 02/13.

ASSISTANT: Do you have any other requirements?

USER: Ya. Price limit is 1000 and with one connection.

ASSISTANT: Ok, please wait for a minute I will get back to you.

USER: Help me to book a flight ticket based on my requirements.

ASSISTANT: Sure. I am happy to inform you that I found a flight matching your request. The flight details are as follows : Spirit airline, flight number 1002 and price of 100 with one connection. Shall I confirm your booking?

USER: Ya proceed booking.

ASSISTANT: Your reservation is done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.