You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Carolyn Evans, can you help me to book a direct flight for me?

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

USER: My travelling dates are 10/04 and 10/06.

ASSISTANT: Could you please provide the airport codes?

USER: My airport codes are DTW and AUS.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a direct flight with price 100, can I book it?

USER: Yes, proceed with booking.

ASSISTANT: Your ticket has been booked with flight number 1010.

USER: Thank you.

ASSISTANT: Thank you for approaching us.