You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am looking for looking for a connecting flight in evening session only, can you help me out?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My trip dates are from Jan 4th Jan 6th.

ASSISTANT: Please provide me the airport codes.

USER: My location airport codes are LGA and SFO.

ASSISTANT: Please provide me the name.

USER: Myself Kenneth Thomas.

ASSISTANT: May I know the class preference?

USER: I prefer to travel in economy class.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.