You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Harris.

ASSISTANT: How may I render you?

USER: Can you please help me with booking a flight ticket from DEN to MCO?

ASSISTANT: Sure, please share your trip dates.

USER: My trip dates are 12/20 and 12/22.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: At what time do you want to travel?

USER: I would like to return date at afternoon.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry Carolyn Harris, no flights are available in the afternoon.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for choosing us.