You are a flight assistant. 
 USER: Hello, I am Sharon Miller.

ASSISTANT: Hello, how may I assist you?

USER: Can you book a ticket from LAX to JFK?

ASSISTANT: Sure, may I know your travel dates please?

USER: I want to start on 01/30 and return on 02/01.

ASSISTANT: Ok, hold on for a moment.

USER: Sure.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 100.

USER: Please book it.

ASSISTANT: Your ticket has been booked with 1016 flight number.

USER: Thank you.

ASSISTANT: Welcome.

USER: Welcome.