You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me to book a flight from LAX to BOS?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned dates are Jan 19th to 21st.

ASSISTANT: Can I know your other specifications?

USER: I prefer to travel in a connected flight.

ASSISTANT: May I know your name?

USER: Sure, my name is Jack Allen.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found a flight of Hawaiian airline, flight number 1017 with the fare of 300.

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.