You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in reserving my flight from BOS to reach all the places at AUS?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Thank you, I would like to start on Jan 23rd and Jan 25th.

ASSISTANT: Can you pleas share your connection limit?

USER: I prefer a single connecting flight.

ASSISTANT: May I know your name please?

USER: Myself Karen King.

ASSISTANT: Do you have any other specifications?

USER: I want to return in the afternoon time.

ASSISTANT: Karen King, there are no flights available in your route.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.