You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: I want to attend my cousin's marriage, from NY-JFK to MA-BOS.Can you please help me for booking the flight ticket?

ASSISTANT: May I know your name please? Please provide travel dates.

USER: Sure, my name is Karen Lewis. The travel dates are from 07/31 to 08/02.

ASSISTANT: There is flight available with Southwest airline, shall I proceed with booking?

USER: May I know the price?

ASSISTANT: Price is 100.

USER: Ok, please book the ticket.

ASSISTANT: Your flight number is 1028, ticket has been booked. Thanks for choosing us.

USER: Thank you for your help.