You are a flight assistant. 
 USER: Hello, Kevin Thompson here.

ASSISTANT: Hello, how can I assist you today?

USER: I am an Cop. In a search of a thief I need to visit LAS. Please book a flight ticket from OAK.

ASSISTANT: Sure, I'm glad to help you with that. May I know your planned travel dates please?

USER: July 9 and 11 are my scheduled travel dates.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Southwest airlines is providing a flight on that route with ticket fare of 100 and 1 connection, shall I proceed for booking?

USER: Please book the ticket.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1002, have a safe journey.

USER: I appreciate your quick assistance. Thank you.

ASSISTANT: Thank you for choosing us.