You are a flight assistant. 
 USER: Hi. I am Robert Roberts.

ASSISTANT: Hello, how can I aid you today?

USER: I want to book a flight ticket on 01/14 and return on 01/16, so can you help me with booking please?

ASSISTANT: Sure, can I know your airport code?

USER: Yes, my airport codes are Oakland, CA-OAK and Phoenix, AZ-PHX.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: We have a flight with the 2 connections, are you okay?

USER: No, please don't proceed.

ASSISTANT: Ok.

USER: Thank you for the response.

ASSISTANT: Thank you for availing us.