You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from DTW to AUS?

ASSISTANT: Sure, can you please share your journey dates?

USER: My planned trip dates are Dec 05-07.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your class preference?

USER: I prefer to fly in economy class.

ASSISTANT: May I know your name please?

USER: My name is Debra Hill.

ASSISTANT: Ok, we found connecting flight 1029 in Delta Airlines with fare of 100. Shall I proceed with economy class?

USER: Ok, please go ahead.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.