You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michael Gonzalez.

ASSISTANT: How may I serve you today?

USER: I am planning to visit Central Park at New York, could you please help me with booking a flight ticket from DEN to EWR?

ASSISTANT: Sure, please provide your travelling dates?

USER: I would like to take off on 12/06 and return on 12/08.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I need a stopover.

ASSISTANT: There are no flights found on your preferred travelling dates. Thank you for reaching us.

USER: That's ok, I will find an another alternate way to complete my trip. Anyways, thank you for the information.