You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Please book a flight ticket from MCO to OAK with name Sarah Rodriguez?

ASSISTANT: Sure, help me with the travelling dates.

USER: My travel dates are 06/04 and 06/06.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Sorry, there is no flight on your requested dates.

USER: Ok, fine Thank you for your help.

ASSISTANT: Thank you for reaching us.