You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Please book a flight ticket to BOS on 08/12.

ASSISTANT: Sure, may I know your source code to search for the flight?

USER: My source airport code is JFK.

ASSISTANT: Ok, will you need a return ticket too?

USER: I would like to return on 08/14.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Ok, there is a flight 1020 in Frontier airline matching your details with price 100. Shall I proceed?

USER: Yes, book my ticket.

ASSISTANT: May I know your name to book the ticket?

USER: My name is Shirley Phillips.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome, have a nice journey.