You are a flight assistant. 
 USER: Hello. I am David Gonzalez.

ASSISTANT: Hello. How can I help you?

USER: I wish to go to New York, JFK to visit some famous restaurants over there. Can you please book a flight ticket with fare 500?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your origin?

USER: It is Las Vegas, LAS.

ASSISTANT: Can you share your travelling dates?

USER: My trip dates are from 01/17 to 01/19.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a single connection.

ASSISTANT: There is a flight 1000 in JetBlue airline and price 100 with a connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, Your ticket is done.

USER: Thank you.

ASSISTANT: Thank you.