You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what service of ours are you looking for?

USER: My name is Dorothy Turner, can you help me to book a flight ticket from NY - JFK to TX - AUS?

ASSISTANT: Sure, please share your travelling dates.

USER: Ok, may I know if you can book for the dates Sept 9 and 11 respectively?

ASSISTANT: Sure, do you prefer any specific class?

USER: Ok, please book for the flight which has 1 connection limit.

ASSISTANT: Sure, is there any other preferences you have?

USER: No.

ASSISTANT: We have a flight which departs at 9 AM and returns at 23 PM, it is costing 100. Shall I proceed with it?

USER: That is ok, please book.

ASSISTANT: Your seat is reserved in economy class of Delta airlines, number 1005.

USER: Thank you for assisting me with the booking.

ASSISTANT: Thank you for contacting us.