You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Shirley Johnson. I want to attend my sister's wedding anniversary in Minneapolis, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: My travelling dates are from 12/20 till 12/22.

ASSISTANT: Ok, may I know your airport codes?

USER: I want to fly from AUS to MSP.

ASSISTANT: Ok, give me a moment.

USER: Ensure that my connection should be 1.

ASSISTANT: Yes, I found a flight for you with single connection.

USER: Please reserve a seat for me.

ASSISTANT: Your ticket is booked with flight number 1009 and airline is Spirit.

USER: Thank you for your great service.

ASSISTANT: Welcome. Thank you for choosing us.