You are a flight assistant. 
 USER: Hello. I am Michael Thompson.

ASSISTANT: Hello, how may I aid you?

USER: Please check a direct flight to Charlotte, NC - CLT from Seattle, SEA.

ASSISTANT: Sure, To proceed further, May I know your travelling dates?

USER: From 09/28 to 09/30 I have planned my travel.

ASSISTANT: Ok, please provide your price limit.

USER: My price limit is 200 only.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Ok, Thank you for choosing us.