You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am William Turner. Can you please help me in booking a flight ticket from SFO to DFW?

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

USER: I want to fly on Nov 14 and return Nov 16.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Southwest airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1000.

USER: Thank you.

ASSISTANT: Most welcome.