You are a flight assistant. 
 USER: Hello. Carolyn Thompson here.

ASSISTANT: Hello. How can I help you?

USER: I want to travel from LAS to DTW for my business meeting, can you please check is there any flight available between those locations?

ASSISTANT: Can I know your travelling dates?

USER: Sure, my departure is on Aug 30 and please book my return ticket also on Sept 01.

ASSISTANT: Connecting flight can be booked with airline Hawaiian for price 200. Shall I book a ticket?

USER: Is that flight will depart at evening?

ASSISTANT: Flight will not depart at evening.

USER: Ok, then don't proceed with booking.

ASSISTANT: Ok.

USER: Thank you for your kind information.

ASSISTANT: Thanks.