You are a flight assistant. 
 USER: Hi, I am Shirley Moore.

ASSISTANT: Hello. How may I assist you today?

USER: I want to book a flight ticket to Chicago with price under 1000, can you please help me with it?

ASSISTANT: Sure, help me with your departure and arrival dates?

USER: Travel dates are 04/02 and 04/04.

ASSISTANT: Ok, provide your near by airport codes?

USER: Airport codes are MSP-ORD.

ASSISTANT: There is a 1012 Delta airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.