You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of help are you expecting my side?

USER: I am Patrick Hall, want to travel from MSP to AUS. Please help me in booking my ticket.

ASSISTANT: Can I know your travel dates?

USER: Sure, my travelling dates are from 10/18 to 10/20.

ASSISTANT: Please give me minute, let me check the flight details.

USER: Sure.

ASSISTANT: The flight 1004 of UA airlines is available on your requested dates with a price of 200. Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Patrick, your ticket is booked successfully.

USER: Thank you.

ASSISTANT: You are welcome.