You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from AUS to PHL. Can you check the flight availability from  that root?

ASSISTANT: Sure, can you help me with your travelling dates?

USER: My planned travel dates are 02/25 and 02/27.

ASSISTANT: Do you have any requirements?

USER: I want a flight with maximum connection of 1.

ASSISTANT: May I know your class preferences?

USER: No more, specifications please.

ASSISTANT: There is a connection flight 1000 of Frontier airlines, shall I proceed?

USER: Yes, you can proceed with that one.

ASSISTANT: May I know your name?

USER: Sure, Cynthia Taylor here.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for the booking.

ASSISTANT: Welcome.