You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Stephanie Hill, want to travel from DTW to OAK. Please help me in booking my ticket.

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my travelling dates are from 10/19 to 10/21.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: We found a economy flight on your details with airline AA, flight number: 1004. Shall I book this ticket?

USER: That's perfect, please book this ticket for me.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.