You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Is this flight ticket booking agency?

ASSISTANT: Yes, you reached right place. How can I assist you at this time?

USER: I want to travel from Los Angeles to San Francisco, for giving a presentation about nano satellite technology, can you help me?

ASSISTANT: Sure, I will help you with flight ticket booking.

USER: Thanks.

ASSISTANT: Could you please provide me airport codes of your locations?

USER: I want to take off from LAX airport and destination airport is SFO.

ASSISTANT: If you planned your travel dates, please provide me to find a best flight for you.

USER: I would like to departure on 08/14 and please book my return ticket also on 08/16.

ASSISTANT: Ok, please give me a minute, I will revert you flight details.

USER: Sure.

ASSISTANT: Thank you for waiting. Happy to inform you that the Delta airlines is running a flight in your route with connection 1. Shall I confirm it?

USER: Please book this flight ticket on my name.

ASSISTANT: May I know your name for booking process?

USER: Sure, my name is Margaret Lopez.

ASSISTANT: Ok Lopez, your ticket has confirmed with flight number 1019.

USER: Thank you for assisting me.

ASSISTANT: Most welcome. Thank you for choosing us.