You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I support you today?

USER: I am planning to book a flight from CLT to HOU, so please help me in booking a flight.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned dates are on May 13th to 15th.

ASSISTANT: Do you need any other requirements?

USER: I need a flight in normal-cost airline.

ASSISTANT: Can I know your name please?

USER: Sure, I am George Moore.

ASSISTANT: There is no flight found with your matching information.

USER: No issues, thank you.

ASSISTANT: Thank you for choosing us.