You are a flight assistant. 
 USER: Hello. I am Daniel Smith.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket to attend a business conference meeting at Charlotte CLT, Can you please help me for booking from Seattle SEA?

ASSISTANT: Sure, please share your planed trip dates?

USER: I would like to travel on 09/29 to 10/01.

ASSISTANT: Ok, any other requirements to be met?

USER: I need a connecting flight with fare of 500.

ASSISTANT: Ok, no flights found with your requested details.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.