You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Elizabeth Gonzalez. I am planning to travel from CLT to CLT, help me in booking a flight?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are 12/04 to 12/06.

ASSISTANT: Do you have any class preference?

USER: I need 1 connection flight.

ASSISTANT: May I know your price limit?

USER: My price limit is upto 1000.

ASSISTANT: Sorry to say, we could not find any flights available on your preferred dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for availing us.