You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Rebecca Moore here, I want to reserve my ticket from San Francisco. Could you please help me with booking a flight ticket from SFO to LAX?

ASSISTANT: Sure, we are here to help you,.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER:  I want to start my journey on 06/17 and return back on 06/19.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I want a connecting flight in my journey.

ASSISTANT: OK. please wait, let me search the flight for you.

USER: Sure, I will wait for your information.

ASSISTANT: Thanks for waiting. Sorry to say you that there is no flights found with your specifications.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for reaching us, have a good day.