You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Please book a flight ticket from MSP to AUS?

ASSISTANT: Ok. Can I know your journey dates?

USER: My journey dates are Sept 24 and Sept 26.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: Please let me know your name?

USER: I am Catherine Phillips.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Connecting flight can be booked with American airlines for price 100. Shall I book a ticket?

USER: Go ahead.

ASSISTANT: Your ticket is booked in an economy class having flight number 1025.

USER: Thank you for your help.

ASSISTANT: Thank you.