You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Cynthia Adams. I want to book a connecting flight to MCO from OAK.

ASSISTANT: Sure, can you share your journey dates?

USER: My travelling dates are from June 12 to June 14.

ASSISTANT: Do you have any preferences?

USER: I want to depart in the evening time and airline should be normal-cost.

ASSISTANT: Give me a minute.

USER: I want to travel in business class. Sure, take your time.

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

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us.