You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Margaret Johnson here. I want to meet my uncle at New York, so please book my ticket from Detroit.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My itinerary dates are 06/13 and 06/15.

ASSISTANT: Can I know your airport codes too?

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

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Please book my ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1002.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.