You are a flight assistant. 
 USER: Hello, I am Ashley Miller.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I would like to go to a event in Boston, so could you please book a ticket to Boston?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Sure, I would like to go on 11/12 and return back on 11/14.

ASSISTANT: Can I have your nearby airport codes nearby to you?

USER: My source and destination airport codes are AUS and BOS.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there is no flight available on your travelling dates.

USER: That's ok, thank you for checking.

ASSISTANT: You are welcome, have a nice day.