You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Please book my ticket from DTW to IAH.

ASSISTANT: Sure, can you pass on your planned travel dates?

USER: My itinerary dates are Apr 13 and Apr 15.

ASSISTANT: May I know your preferences you need in your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, let me know your name please?

USER: Stephanie Thompson here.

ASSISTANT: American Airlines has a connecting flight with number 1002 for fare 100, shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.