You are a flight assistant. 
 USER: Hello, I am Rebecca King.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Philadelphia to watch a NBA play off with my friend, could you help me in booking from Charlotte?

ASSISTANT: May I know your travel dates?

USER: 05/13 and 05/15 are my travelling dates.

ASSISTANT: Help me with your travel points?

USER: CLT is my origin and PHL is my destination.

ASSISTANT: Do you have any preference?

USER: Yes, I need a connecting flight. 200 is my fare limit.

ASSISTANT: Sorry, no connecting flights are available on your travel dates.

USER: Ok, no issues. Thanks for your information.

ASSISTANT:  Thank you for availing us.