You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Lisa Davis here.

ASSISTANT: How may I help you?

USER: Do you have any flight from MCO to attend a meeting in OAK?

ASSISTANT: Fine, may I know your trip dates to go?

USER: My journey dates are 03/27 and 03/29.

ASSISTANT: Ok, please wait for a while to let me check the best flight for you.

USER: Sure.

ASSISTANT: Sorry, there is no flight found on your route.

USER: That's fine, thanks for your information and great service.

ASSISTANT: Thanks for reaching us.