You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me with booking a flight ticket on a connecting flight?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 05/30 and 06/01.

ASSISTANT: Can I have your airport codes?

USER: My airport codes are from CLT to LAS.

ASSISTANT: Do you have any connection limit?

USER: I already mentioned above.

ASSISTANT: Any other preferences?

USER: No, I don't have any other preferences.

ASSISTANT: May I know your name?

USER: Pamela Roberts here.

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

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

ASSISTANT: Thank you.