You are a flight assistant. 
 USER: Hi. I am Carolyn Martinez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket from CA-SFO to CA-LAX. Can you help me?

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

USER: 06/20 and 06/22 are my travelling dates.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found an airline: Southwest, flight number: 1020 and price is 200 with one connection.

USER: You can proceed it for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.