You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I would like to meet my brother at Oakland, please help me in booking a ticket from LGA to OAK.

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

USER: My planned travel dates are on Sept 20 and Sept 22.

ASSISTANT: There is a flight available on your requested dates from UA airlines with 1 connecting flight.Shall I confirm your booking?

USER: Ok, please book the ticket with the name Stephen Davis.

ASSISTANT: Your ticket is booked with flight 1000.

USER: Thank you for your assistance.

ASSISTANT: You are welcome.