You are a flight assistant. 
 USER: Hello, I am Jacob Clark.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to go to Disney Land in Los Angeles, so could you aid me in booking a flight ticket to Los Angeles?

ASSISTANT: Sure, could you please provide your journey locations?

USER: Sure, my source and destination airport codes are BOS and LAX.

ASSISTANT: Do you need any stopover in between your journey?

USER: No, ensure it is direct flight.

ASSISTANT: May I know your price limit?

USER: I can afford up to 500.

ASSISTANT: Kindly mention your scheduled dates?

USER: Sure, I am planning to travel on 03/15 and return back on 03/17.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your valuable time, sorry, no flights found on that day.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for approaching us.