You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Karen Clark want to visit LAX, can you book a ticket from JFK?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my travelling dates will be 05/15 and 05/17.

ASSISTANT: There is a flight in Southwest airline with price 200.

USER: Yes, proceed.

ASSISTANT: Your ticket has been booked with flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for approaching us.