You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket from LAS to DTW to attend seminar, can you help me in booking?

ASSISTANT: May I know your travel dates?

USER: I am departing on Apr 25 and return on Apr 27.

ASSISTANT: Do you have any preferences?

USER: I need a flight with connection limit 1.

ASSISTANT: Is there any airlines preferences?

USER: I want a flight with normal-cost airlines.

ASSISTANT: Please mention your name to book the flight ticket.

USER: My name is Susan Robinson.

ASSISTANT: Flight-1025 is available in Delta airlines with single connection and the flight fare is 300. Can I proceed?

USER: Please proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.