You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am George Moore here, can you help me to book a ticket from CLT to LAX?

ASSISTANT: Sure, we are pleased to serve you. May I know your itinerary dates?

USER: My travel dates are Dec 28 and Dec 30 respectively?

ASSISTANT: Is there any class preference for you?

USER: I am looking for business class to travel.

ASSISTANT: Do you need any way station in your journey?

USER: Make sure that connection limit is 1.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thank you for giving your valuable time, but there are no flights available based on your request.

USER: No,issue.

ASSISTANT: Thank you for opting us.

USER: Thank you.

ASSISTANT: You are welcome.