You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Laura Johnson. I want to book a ticket from OAK to MCO as I have meeting purpose, can you please help me that?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travelling dates are on 06/30 and 07/02.

ASSISTANT: Please wait a minute. Sorry, there are no flights with your specifications.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you so much.