You are a flight assistant. 
 USER: Hi, I am Rebecca Lewis.

ASSISTANT: Hello, How can I support you today?

USER: I have to visit Las Vegas to attend my grandmother memorial service on 07/28. Can you make a reservation from DTW?

ASSISTANT: Sure, we are mirthful to help you. Can you share me destination point please?

USER: Sure, I am heading towards LAS.

ASSISTANT: When you are willing to return back.

USER: Sure, I need to return on 07/30.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1022 with single connection with price 300. Shall I proceed with the booking.

USER: Yes, you can.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.