You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I am Jason Roberts, I want to fly from Austin, AUS to Orlando.

ASSISTANT: Please provide Orlando code?

USER: MCO.

ASSISTANT: May I know your travelling dates?

USER: From 10/29 and return on 10/31.

ASSISTANT: Connecting flight 1025 with airline Spirit, price 100 is available.

USER: Okay, proceed for booking.

ASSISTANT: Shall I book flight ticket? Flight ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.