You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Alexander Robinson.

ASSISTANT: How can I assist you today?

USER: Can you help me in booking the ticket from BOS to AUS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My trip dates are 04/27 to 04/29.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is a flight with price 500 and the connections 0 is available. Shall I confirm your ticket?

USER: Don't book it, as I need a connecting flight.

ASSISTANT: There is no flights available with connections 1.

USER: No issue, thank you.

ASSISTANT: Welcome, have a great day.