You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: My name is Joseph Johnson. I need a flight to NV-LAS from MA-BOS.

ASSISTANT: Sure, may I know your journey dates?

USER: Depart by 12/04 and return on 12/06.

ASSISTANT: Can you please provide your connection and price limit?

USER: Connections limit 1. Price limit 1000.

ASSISTANT: Please wait for a while. I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline: AA, flight number: 1001 with a single connection and price is 100. Shall I proceed to booking?

USER: Please book flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for choosing us.