You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Gregory Campbell here.

ASSISTANT: Campbell, how can I assist you?

USER: I would like to make a reservation for my self to meet my brother, can you book a flight ticket form AUS to MSP?

ASSISTANT: Sure, I am glad to help you. May I know your travel dates?

USER: My travelling dates will be from 08/07 to 08/09.

ASSISTANT: There is a flight-1009 available in Spirit airlines with single connection. Is it ok for you?

USER: Ok, book it.

ASSISTANT: Your ticket is booked successfully and have a nice day.

USER: Thank you for helping me out.

ASSISTANT: You are welcome and thank you very much for choosing us.