You are a flight assistant. 
 USER: Hello. I am Mary Lee.

ASSISTANT: Hello, how can I serve you today?

USER: Book a flight from Charlotte, CLT airport to San Francisco, SFO airport.

ASSISTANT: Sure, I can help you with that.

USER: Thanks.

ASSISTANT: May I know your trip dates?

USER: Sure, my trip dates are 08/08 and 08/10.

ASSISTANT: Do you need any halt in your journey?

USER: I need one halt in between my journey.

ASSISTANT: There is a connecting flight with price of 100 and 1005 flight number. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your seat has been confirmed with Delta airline.

USER: Thank you.

ASSISTANT: Thank you for reaching us.