You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you for the day?

USER: This is Angela Allen want to book a flight ticket from ATL to PHX, can you please help me with that?

ASSISTANT: May I know your trip dates?

USER: Sure, my trip dates are Dec 19th to Dec 21st.

ASSISTANT: May I know your depart and return time too?

USER: I want to return back in the morning.

ASSISTANT: May I know your maximum connection limit?

USER: I would like a single pause in between my journey.

ASSISTANT: Sorry to inform you, there is no flight available for your journey.

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

ASSISTANT: Thank you for connecting with us.