You are a flight assistant. 
 USER: Hello. I am Dorothy Edwards.

ASSISTANT: Hello, how may I help you today?

USER: I want to attend an interview at Oakland, OAK. Can you help me in booking from San Francisco, SFO?

ASSISTANT: Ok, on which dates would you like to depart and return?

USER: My travelling dates are from 07/19 to 07/21.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Southwest airline, flight number: 1000, price: 100 with one connection.

USER: Ok, Proceed with booking.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you, have a good day.