You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you aid me to book a ticket from DTW to LAX?

ASSISTANT: Please let me know your travelling dates?

USER: My travel dates are Oct 8 and Oct 10 respectively.

ASSISTANT: Do you need connection limit?

USER: I prefer for single connection.

ASSISTANT: May I know your name please?

USER: Jessica Parker here.

ASSISTANT: Do you have any other preference?

USER: No other preferences.

ASSISTANT: Sorry, no flights available on your route.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.