You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I am planning to visit Austin to meet my friend, can you please book me a ticket from BOS to AUS?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: I am planning my journey on the dates of Mar 05 and Mar 07.

ASSISTANT: Ok, please let me know your specifications to get best flight for you.

USER: II don't have any specifications for this trip.

ASSISTANT: Can I have your good name please to proceed further?

USER: My name is Amanda Clark.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Amanda Clark, no flight is available to you on your dates.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for choosing us, have a good day.