You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Elizabeth Edwards here.

ASSISTANT: What service that you are looking from our agency?

USER: Can you please help me in booking the ticket from DEN to ATL? As I'm planning to visit Georgia aquarium.

ASSISTANT: Sure, I am happy to help you with that. Can you please provide your departure and return dates of travelling?

USER: Sure, my planned travel dates are 04/06 and 04/08.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok, please be on hold. Ok, I'll wait for your response.

ASSISTANT: We regret to inform you that there are no flights moving to your region with your planned dates of travelling.

USER: Oh! That's ok, thank you for giving the information.

ASSISTANT: Thank you for reaching us, hope you have a great day.