You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am Nicholas Anderson. I am an artist and would like to visit arts festival in EWR, can you please aid me in making an airline reservation from LAS?

ASSISTANT: Sure, we are here to help you. Can you share me your trip dates?

USER: My trip dates are Dec 10th and Dec 12th.

ASSISTANT: Do you need any whistle stop in your journey?

USER: Yes, I need a whistle stop.

ASSISTANT: Can you share me your specific timings to travel?

USER: The depart time should be evening.

ASSISTANT: Do you have any other preferences?

USER: Yes, I will prefer to travel in an economy class.

ASSISTANT: We found a connecting flight with fare of 100 and 1017 flight number. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your seat has been reserved with Delta Airlines in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.