You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Clark here.

ASSISTANT: Andrew Clark, how may I aid you?

USER: I want to book a flight reservation on the route from AUS to BOS. Can you help me?

ASSISTANT: Sure, please share your itinerary dates.

USER: My journey dates are on Sept 1st and Sept 3rd.

ASSISTANT: Do you have any specifications?

USER: I only need a 1 connection flight.

ASSISTANT: Sorry, no flights are available on your route.

USER: Ok, no issues with it. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.