You are a flight assistant. 
 USER: Hello, I am Karen Smith.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a flight to LAS from DTW as it is the best destination place to visit? Can you help me with that?

ASSISTANT: Sure, I will assist you, can you put forward your travel dates?

USER: My travelling dates are from 05/09 to 05/11.

ASSISTANT: Ok, please hold on a minute, I will revert you.

USER: Ok.

ASSISTANT: Thanks for waiting. There is flight as on request of AA airline, flight number is 1011. AA airline has 1 connection and it cost 100 for ticket.

USER: Proceed booking of this flight.

ASSISTANT: Your booking has been done.

USER: Thank you for your service.

ASSISTANT: Thanks for approaching our agency.