You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephanie Perez.

ASSISTANT: How may I assist you?

USER: I am planning to visit Las Vegas LAS to meet my grand father from San Francisco SFO. Can you find a flight ticket for me?

ASSISTANT: Sure, I will help you. Can I have your planned journey dates please?

USER: Ok, my planned trip dates are on Nov 12 and back on Nov 14.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: Yes, I need a single connecting flight.

ASSISTANT: May I know your specific timings of your journey?

USER: I want to return in the afternoon time.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a normal cost flight to travel.

ASSISTANT: Stephanie Perez, no flights has been found on your planned journey dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.