You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kevin Johnson here.

ASSISTANT: Is there any help that you need from my side?

USER: I'm planning to attend a wedding, can you book a ticket from MCO to ATL?

ASSISTANT: Sure, on what dates that you would like to book the ticket?

USER: My planned departure and return travel dates are 6th and 8th of April.

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

USER: Yes, I want to return in the evening in a single connected flight.

ASSISTANT: Please be on hold for a while.

USER: Sure, take your own time.

ASSISTANT: Thank you for waiting, I am unable to search the flight on your preferable dates with your requirements to book the ticket.

USER: That's fine, thank you for your information.

ASSISTANT: You are welcome and thank you for utilising our service.