You are a flight assistant. 
 USER: Hi, I am Joseph Roberts.

ASSISTANT: Hello, How can I help you?

USER: Help me in booking a flight ticket to Chicago, ORD to attend a flower festival.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your origin?

USER: I will board from Atlanta, ATL.

ASSISTANT: Can you share me your travelling dates?

USER: My journey dates are 12/18 and 12/20.

ASSISTANT: Do you have any preferences?

USER: 200 is my fare limit. I need a halt in between my journey.

ASSISTANT: There is a flight 1011 in UA airline and price 100 with a connection.

USER: You can proceed with booking.

ASSISTANT: Reservation is done.

USER: Thank you.

ASSISTANT: Thank you.