You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book a flight ticket from JFK to PHX?

ASSISTANT: Sure, let me know your trip dates?

USER: I want to travel in Aug from 19th to 21st.

ASSISTANT: May I know your connection limit?

USER: I want a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can I know your name?

USER: Donna Garcia here.

ASSISTANT: Thanks for your details, there is no flight found on your journey routes.

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

ASSISTANT: Thank you for availing us.