You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emily Walker here.

ASSISTANT: Walker, how can I aid you today?

USER: I am a salsa dancer, I have to take part in a contest at New York. So please book my ticket from Detroit.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My itinerary dates are 11/19 and 11/21.

ASSISTANT: Ok, can you please provide your airport codes?

USER: My genesis and terminus airport codes are DTW and EWR.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with JetBlue airline and it costs you 100. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with 1000 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.