You are a flight assistant. 
 USER: Hello. I am Richard Williams.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend for a Live Concert held at Houston, TX - IAH. Can you help me to book a flight from Charlotte, NC - CLT?

ASSISTANT: Sure,Kindly assign your preferred dates of travelling?

USER: My preferred dates are 11/12 to 11/14.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is AA with price 200 and single connection.

USER: Ok, reserve my ticket.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.