You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Alexander King want to travel from LAX to ORD, can you please reserve me a flight ticket?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are from Mar 12th to Mar 14th.

ASSISTANT: Do you need any break in your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: May I know your departure and arrival time?

USER: I need depart in the afternoon.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Sorry to inform you that, there are no flights available with your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.