You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please let me know whether the flights are available from CLT to PHX?

ASSISTANT: Can I know your travelling dates?

USER: Sure, my travelling dates are Feb 1 and Feb 3.

ASSISTANT: Do you have any preference?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Let me know your name.

USER: Myself Karen Green.

ASSISTANT: Ticket is found with airline Southwest for price 100 having flight number 1000.

USER: Please book my ticket for this flight.

ASSISTANT: Ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.