You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Will you help me in booking the flight ticket from LGA to LAX?

ASSISTANT: Sure, we are here to help you. May I know your planned journey dates?

USER: My travelling dates are Oct 27 and Oct 29.

ASSISTANT: Please mention your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other requirement?

USER: Make sure that my return time must be in evening.

ASSISTANT: May I know your good name?

USER: Myself Kenneth Campbell.

ASSISTANT: Thank you for the details, sorry there is no flight found on your given journey data.

USER: Ok, not an issue. Thank you for your information.

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