You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you at this moment?

USER: Can you please help me to book a flight ticket from SFO to ATL?

ASSISTANT: Sure, we are here to help you. May I know your scheduled travel dates?

USER: My travelling dates are Jan 10 to Jan 12.

ASSISTANT: In which class would you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection of flight.

ASSISTANT: May I know your name?

USER: Jacob Perez here.

ASSISTANT: Please wait, I will check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.