You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Can you please help me to book a flight ticket from LAX to CLT?

ASSISTANT: Sure, May I know your travelling dates?

USER: My travelling dates are June 25 - 27.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection of flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Emily Robinson.

ASSISTANT: Sorry, there are no flights found with your details.

USER: No problem, thanks for your information.

ASSISTANT: Thank you.