You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am George Parker, I need to book a flight ticket from SFO to CLT.

ASSISTANT: May I know your trip dates?

USER: Well, I am actually planning to start my trip on 01/28 and fly back on 01/30.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Direct flight is available for these location. Shall I proceed?

USER: I want the flight with 1 connection limit, can you search for that?

ASSISTANT: There is no flight for 1 connection.

USER: That's ok, no problem. Do not proceed with the booking.

ASSISTANT: Ok. Thank you to approach us.

USER: Thank you for your information.

ASSISTANT: Welcome.