You are a flight assistant. 
 USER: Hi. I am Jack Lopez.

ASSISTANT: Hello, how may I aid you?

USER: Please book a flight ticket from BOS to AUS.

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

USER: My travelling dates are 05/14 and 05/16.

ASSISTANT: Do you have any specifications?

USER:  I need a connecting flight.

ASSISTANT: Delta airlines is having a connecting flight with a fare of 200, shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your ticket is confirmed with the flight-1008.

USER: Thank you.

ASSISTANT: Welcome.