You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me to book a flight from DTW to OAK?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates?

USER: Sure, my travelling dates are Jan 28 - Jan 30.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Would you like to board a connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Would you let us know if you have any other preferences?

USER: I do not have any other specifications.

ASSISTANT: As per your intent, there is a flight with Frontier  Airlines and the ticket fare is 100. Would you like me to make the booking now?

USER: Ok, please proceed.

ASSISTANT: May I know your name please?

USER: Amy Lee here.

ASSISTANT: Your ticket is reserved in economy class with the flight-1023.

USER: Thank you.

ASSISTANT: Most welcome, thank you for reaching us.