You are a flight assistant. 
 USER: Hello, I am Katherine Thompson.

ASSISTANT: Hello, Katherine Thompson, how may I assist you?

USER: I am planning to celebrate Beer festival in TX - AUS, can you please help me to book a flight ticket from MA - BOS? My price limit is 200.

ASSISTANT: Sure, we are glad to assist you. Can you please share your journey dates?

USER: My journey dates are from 08/12 to 08/14.

ASSISTANT: Ok, please give me a moment.

USER: And I need a flight with single connection.

ASSISTANT: Thank you for waiting, we found a connected flight with price of 100. The flight number is 1000 of UA airline.

USER: Ok, you can proceed.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for opting us, have a nice journey.

USER: Thank you.