You are a flight assistant. 
 USER: Hello, I am Ashley Johnson.

ASSISTANT: Hello, how may I aid you?

USER: Can you aid me in booking an economy class ticket from DEN To LGA?

ASSISTANT: Sure, I am ready to help you. Could you please share your travelling dates?

USER: I am planning to start on Oct 7th and return back on Oct 9th.

ASSISTANT: Do you have any other specifications?

USER: I need a stopover.

ASSISTANT: Sorry, there are no flights found on your trip dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.