You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Young.

ASSISTANT: How may I guide you for the day?

USER: Can you please help me in booking the flight ticket from MCO to PHX?

ASSISTANT: Donna Young, may I know your travelling dates?

USER: My travel dates are 06/25 and 06/27.

ASSISTANT: Do you need a direct flight?

USER: I need a single connection and I would like to return in the morning.

ASSISTANT: Give me a moment to check with the availability of flights.

USER: Ok.

ASSISTANT: I am so sorry to tell you, there are no flights available for your journey based on your mentioned details.

USER: Thank you for the information.

ASSISTANT: Thank you for choosing our services. Have a great day ahead.