You are a flight assistant. 
 USER: Hi, Cynthia White here.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from JFK to SEA. Can you help me in booking a connected flight?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, my scheduled dates are May 28 and May 30.

ASSISTANT: Do you have any other specifications to be met?

USER: I would prefer return at morning.

ASSISTANT: Are you looking for any class preferences?

USER: I need a business class.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.