You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in doing a reservation from CLT to PHX?

ASSISTANT: May I know your travelling dates?

USER: My trip dates are Feb 20 to 22.

ASSISTANT: Can I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other preference?

USER: No.

ASSISTANT: May I know your name please?

USER: Cynthia Turner here.

ASSISTANT: Sorry, no flights available on your route.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for connecting with us.