You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Please help me in booking a flight ticket from AUS to DEN.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: Sept, 5 and Sept, 7 are my travel dates.

ASSISTANT: Do you have any other preferences?

USER: I am looking for single connection.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connecting flight.

USER: Please make it confirm.

ASSISTANT: Can I know your name for booking?

USER: Dennis Hill.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.