You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking a flight ticket from PHX to CLT?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My travel dates are from Aug 18th to Aug 20th.

ASSISTANT: Ok, please share your name.

USER: I am Gregory King.

ASSISTANT: May I know your connection limit?

USER: I want a single connection in between my journey.

ASSISTANT: Do you have any specification?

USER: I want to return in the afternoon.

ASSISTANT: Sorry, no flights are available on you preferable travel dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.