You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: My sister blessed with a baby, so I need to go from JFK to SFO. Can you help me to find a flight? I am Stephen Young.

ASSISTANT: Congratulations! let me know your planned travel dates, please?

USER: My travel dates are 04/30 and 05/02.

ASSISTANT: There is a flight for you bearing a number 1001 from UA airline, in which ticket costs for 300. Is it ok for you?

USER: If the flight with a 1 connection, then you can proceed to book ticket.

ASSISTANT: Yes, this flight is reaching your requirements. Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing our service to help you.