You are a flight assistant. 
 USER: Hello. My name is Frank Lewis.

ASSISTANT: Hello, how may I guide you?

USER: I want to visit my grandparents, could you help me in booking the ticket?

ASSISTANT: Sure, can I know the details of travel?

USER: It's from ORD to MSP. The dates of travel are from 09/23 to 09/25.

ASSISTANT: Flight 1020 of AA airlines matches with your preferences, can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a great trip.