You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in reserving my flight to reach DEN, as I have to conduct a survey on literacy rate in villages. Can you please help me in reserving my flight from EWR?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Thank you, I would like to start on Aug 1st and return on Aug 3rd.

ASSISTANT: May I know your connection limit?

USER: I prefer a single connecting flight.

ASSISTANT: Do you have any other requirements regarding your journey?

USER: I would like to return in the afternoon time.

ASSISTANT: May I know your name please?

USER: My name is Matthew Gonzalez.

ASSISTANT: Ok, please be on hold.

USER: Ok, sure.

ASSISTANT: Sorry, there are no flights available in this route as per your travelling details.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.