You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Michael Thomas here.

ASSISTANT: How can I assist you at this moment?

USER: I received a mail from Detroit university to attend a interview, can you please help me in booking the ticket from New York?

ASSISTANT: Sure Michael Thomas, I will help you with that. Can I have your travel dates please?

USER: Sure, I'm planning to depart from here on 07/15 and return by 07/17.

ASSISTANT: Ok Michael Thomas, please let me know airports codes too to get suitable flight for you.

USER: Sure, my source and destination airport codes are EWR and DTW.

ASSISTANT: Ok Michael Thomas, please wait a moment to check flight availability.

USER: Sure, I'll wait for your response.

ASSISTANT: I have found a flight in UA airlines which is  having connection 1 and price of the ticket is 100, is it ok for you?

USER: That's fine for me it seems, you can proceed for booking.

ASSISTANT: Ok Michael Thomas, your booking has done  and flight number is 1000.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us, have a great journey.