You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you for today?

USER: I am Dennis Gonzalez. Can you please help me in booking my flight ticket from CLT to SFO?

ASSISTANT: I am here to help you with your flight ticket booking. Can you please let me know your planned dates of your journey?

USER: My trip dates are 01/03 and 01/05.

ASSISTANT: Please wait for a moment Dennis.

USER: Ok, sure.

ASSISTANT: Do you have any limitations about your connection limit?

USER: Yes, I need single connection flight. My fare limit is 500.

ASSISTANT: I regret to say this Dennis, there are no flights which can travel to your region.

USER: Ok, thank you for checking.

ASSISTANT: You are most welcome, thank you for reaching out here.