You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am John Martinez from Detroit. I would like to visit New York next week, can you please book a flight ticket for me?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your planned dates of travelling?

USER: Sure, I am planning to move on 11/21 and please book my return ticket on 11/23.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I want to travel from DTW to EWR.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 300 is provided by UA airlines. Shall I proceed with this?

USER: Please book this flight ticket for me.

ASSISTANT: Ok, your ticket has been booked in flight number 1024.

USER: Thank you for assisting me.

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