You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Donna Turner want to travel to FL-MCO to visit Harry P. Leu Gardens from CA-OAK. Can you book a  connecting flight?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are 07/02 and 07/04.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, there were no flights with your specifications.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for reaching us.