You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am looking for a flight from LGA to ATL, can you please help me in booking?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned journey dates?

USER: My travelling dates are Jan 31 and Feb 02.

ASSISTANT: May I know your good name?

USER: My name is Joseph Rodriguez.

ASSISTANT: Is there any other requirements?

USER: I want to return in afternoon.

ASSISTANT: Please wait for a minute.

USER: Ok, take your time.

ASSISTANT: Sorry to say that, there are no flights available based on your travelling dates.

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

ASSISTANT: Thank you for reaching us.