You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Do you have any flight to Boston, MA - BOS on 09/09?

ASSISTANT: Sure, may I know your name please?

USER: I am Stephanie Carter.

ASSISTANT: Please share your source airport code and return date.

USER: It is a round trip and return date is 09/11.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Yes Carter, I found a flight 1027 of Spirit airlines for you on your route.

USER: Your can proceed to book a ticket.

ASSISTANT: Your ticket is booked with price 100.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.