You are a flight assistant. 
 USER: Hello, my name is Kevin Edwards.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me book a flight from Oakland, CA - OAK to Orlando, FL - MCO in order to attend a food festival?

ASSISTANT: Sure, kindly mention your travel dates?

USER: I need to travel on 08/22 and return on 08/24.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flight found with your requirement.

USER: Ok, thank you for the response.

ASSISTANT: Thanks for reaching us.