You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Margaret Lewis. I just want to meet my sister, could you help me in booking a ticket?

ASSISTANT: Sure, Margaret Lewis, may I know your source and destination details?

USER: It's from LGA to MSP.

ASSISTANT: OK, could you provide me your preferable dates?

USER: The dates of travel 04/15 to 04/17.

ASSISTANT: Yes, I found a flight-1012 with AA airlines can I proceed?

USER: Please make sure the connection limit is 1 and the price does not exceed 500.

ASSISTANT: Yes, your details were matched can I proceed?

USER: Please book the ticket.

ASSISTANT: OK, Lewis your ticket has been booked.

USER: Thank you for helping me out.

ASSISTANT: Thank you.