You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you help me to book a connecting flight from DTW to LGA?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travelling dates are 12/10 and 12/12.

ASSISTANT: Do you have any airline preferences?

USER: No, I need a return flight at afternoon.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: Connecting flight.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I prefer economy class ticket.

ASSISTANT: Can you please provide your name to proceed further?

USER: My name is Janet Carter.

ASSISTANT: Sorry, there are no flights available at your request.

USER: No issues, thank you for your time.

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