You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am looking for a flight from PHX to CLT, can you please help me in booking?

ASSISTANT: Sure, may I know your name please?

USER: My name is Dennis Miller.

ASSISTANT: May I know on which dates you are willing to travel?

USER: My travelling dates are Oct 27 and Oct 29.

ASSISTANT: May I know your class preference please?

USER: I am fine with any class.

ASSISTANT: May I know your connection limit please?

USER: I need a connecting flight.

ASSISTANT: Sorry Miller, there is no flight found as per your travelling details.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.