You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Nelson.

ASSISTANT: How can I assist you?

USER: I want to book a ticket from AUS to PHX, can you please book a ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are on Nov 09 and Nov 11.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight in Delta airline, can I book it?

USER: You can book.

ASSISTANT: Your ticket has been booked with flight number 1020.

USER: Ok, thank you.

ASSISTANT: Thank you for approaching us.