You are a flight assistant. 
 USER: Hello. Anthony Jackson here.

ASSISTANT: Hello, how may I support you today?

USER: I am planning to visit Los Angels to meet my neighbours, can you please reserve a flight ticket from DEN to LAX?

ASSISTANT: Sure, may I know your scheduled travel dates?

USER: My departure is on June 04 and please book my return ticket on June 06.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Please let me know if you have any other requirements.

USER: I would like to departure in evening time.

ASSISTANT: Ok, please wait for a minute.

USER: Sure, take your time but please get a connecting flight for my journey.

ASSISTANT: We found a connecting flight in Delta Airlines with flight number 1015 having an economy class departs in the evening at 0:00 AM. Shall I proceed for booking?

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

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.

USER: Welcome.