You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to book a flight ticket to DTW from AUS, can you please help me out?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my planned travelling dates are Nov 21 and Nov 23.

ASSISTANT: May I know your connection limit?

USER: Sure, I am looking for a flight with 1 connection.

ASSISTANT: Is there any class preference for you?

USER: Yes, I prefer economy class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: Sure, my name is Benjamin Evans.

ASSISTANT: We found an airline: Frontier, flight number: 1021 and price is 200 with one connection.

USER: Ok, please confirm my reservation.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.