You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to attend for Jazz live event at Lincoln centre which is located at San Francisco. Can you please assist me in booking a ticket to reach SFO?

ASSISTANT: Sure, we are happy to assist you.

USER: Thank you.

ASSISTANT: Could you please help me with your journey dates?

USER: I will start my journey on 08/01 and return on 08/03.

ASSISTANT: Fine, where you want to start your journey?

USER: I prefer to leave from Philadelphia, PHL, as it is my nearest airport.

ASSISTANT: Ok, Do you need any other requirements?

USER: Yes, I need one connection in my journey. Price should be under 1000.

ASSISTANT: Ok, please hold on a minute.

USER: Ok.

ASSISTANT: Thanks for being on hold, no flights were available based on your schedule.

USER: It's ok.

ASSISTANT: May I know your name?

USER: I am Brian Martinez. Thank you.

ASSISTANT: Ok, Thanks for choosing us Brian Martinez.