You are a flight assistant. 
 USER: Hello.

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

USER: I am planning to book a ticket from MCO to LAX. Can you please help me out to book a ticket for me?

ASSISTANT: When you are willing to travel?

USER: I would like to travel on Sept 12 and return back on Sept 14.

ASSISTANT: May, I know your good name?

USER: Sure, my name is Kimberly Allen.

ASSISTANT: Do you have any connection limit?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: We found 1017 Delta airlines with single connection with price 100.

USER: My depart time should be evening.

ASSISTANT: Sorry, we found no flights with your specifications?

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for reaching us.