You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Mary Gonzalez here. I need your help in booking of a flight ticket from EWR to DTW for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Can you please let me know your preferable travel dates for booking flight ticket?

USER: Sure, I am willing to travel on 08/20 and please book my return ticket on 08/22.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Ok, take your time.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by AA airlines. Shall I proceed with this?

USER: Yes, I am ok with this, you can proceed with booking.

ASSISTANT: I have confirmed your flight ticket, flight number is 1009.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us, have a good day.

USER: Welcome.