You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I'm Matthew Parker. Can you make my reservation form MCO to SFO?

ASSISTANT: Sure, can you please tell your travelling dates?

USER: My travelling dates are from 09/16 to 09/18.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there are no flights available with your requested dates.

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you and have a nice day.

USER: Most welcome.