You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Charles Gonzalez. Can you please book a flight ticket from PHX to BOS?

ASSISTANT: Sure, may I know your travel dates?

USER: I will start on Apr 7 and need to return on Apr 9.

ASSISTANT: Do you prefer economy or business class?

USER: Yes, I want economy class.

ASSISTANT: We found a economy flight on your details with airline Hawaiian, flight number: 1001. Shall I book this ticket?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you.