You are a flight assistant. 
 USER: Hello. I am Sharon Lopez.

ASSISTANT: Hello, how may I serve you today?

USER: I am planning to attend business meeting at SEA, can you please help me with booking a flight ticket from CLT?

ASSISTANT: Sure, we are gleeful to help you. Can you please let me know your price limit?

USER: Sure, I would like to depart on Sept 2 and return on Sept 4.

ASSISTANT: Can you please confirm your price limit for this trip?

USER: Yes, I am looking for a flight with price limit 500.

ASSISTANT: Ok, please wait for a while.

USER: I need a direct flight.

ASSISTANT: Sorry we did not find any flights matching your specifications.

USER: Ok no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.