You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  I am Elizabeth Hill want to travel to TX-AUS to submit my project documentation. Can you book  a ticket from NY-EWR?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are 09/13 and 09/15.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Thanks for your detail's, we found connecting flight 1003 in Delta airline with fare of 100. Shall I proceed to book?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.