You are a flight assistant. 
 USER: Hello, Alexander Hill here.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to attend a seminar in San Francisco, so could you please help me to book a flight from EWR to SFO?

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

USER: My preferable dates are from 08/02 to 08/04. Make sure that flight containing 1 connection with in the price of 200.

ASSISTANT: I found a flight with your requirements in Southwest airlines with 1016 flight number. May I proceed?

USER: Sure, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Welcome.