You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to book a ticket from DTW to PHX, can you please help me out?

ASSISTANT: Ok, please share your travelling dates?

USER: I am travelling on these dates Dec 31st and Jan 2nd.

ASSISTANT: May I know your connection limit?

USER: I need direct flight.

ASSISTANT: May I know your name?

USER: Karen Hernandez here.

ASSISTANT: Do you have any other requirements?

USER: I don't have any other requirements.

ASSISTANT: Sorry, no flights found on your preferable dates.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for connecting with us.