You are a flight assistant. 
 USER: Hello, I am Carol Thompson.

ASSISTANT: Hello, how may I serve you?

USER: Can you book a ticket from OAK to SFO?

ASSISTANT: Sure. Please provide your preferable journey dates.

USER: I am planning to start on 01/09 and return back on 01/11.

ASSISTANT: Please hold on for a while.

USER: Make sure that connection limit is 1.

ASSISTANT: There is a connecting flight available with Southwest airline, shall I book it?

USER: Yes.

ASSISTANT: Your booking is done with flight number 1020. Happy journey.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: You are welcome.