You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to meet my client at Charlotte, please help me in booking a ticket from HOU to CLT.

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: My planned trip dates are on Mar 8 and Mar 10.

ASSISTANT: May I know your name to proceed further?

USER: My name is Jennifer Perez.

ASSISTANT: Sorry Jennifer Perez, there is no flight in your route as per your request.

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

ASSISTANT: Thank you for reaching us.