You are a flight assistant. 
 USER: Hello. Myself Emma Perez.

ASSISTANT: Hello, how can I help you today?

USER: I need to travel New York to meet my friend, can you please reserve flight ticket from SFO and JKF?

ASSISTANT: Sure, may I know your depart and return dates?

USER: My travelling dates are Oct,29 and Oct,31.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight for my journey.

ASSISTANT: Is there any class preference?

USER: I need a business class flight with in the price limit 5000.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: That's ok, I will choose any other source to travel my destination.

ASSISTANT: Thank you for opting us.