You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me to book a ticket from the airport MSP to DEN?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: My name is Andrew Lewis.

ASSISTANT: Please help me with your planned travelling dates.

USER: Yes, please book a ticket for the dates Aug 19 and 21.

ASSISTANT: Do you need a break in between your journey?

USER: Yes.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: We have a connecting flight operated by American Airlines with a fare of 100 only. Shall I book the flight ticket?

USER: Yes, please book a ticket.

ASSISTANT: I have booked your ticket in flight-1020. It departs at 7:00 hours and arrives at 9:00 hours.

USER: Ok, thank you for assisting me.

ASSISTANT: Thank you for reaching us. Have a great time.