You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Karen Evans.

ASSISTANT: How may I help you out?

USER: I am heading to MSP to attend a client meeting. Can you book me a ticket from LGA?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My departure is on Apr 26th and arrival is on 28th.

ASSISTANT: Do you need any specifications?

USER: Yes, I need to return in the afternoon.

ASSISTANT: Can I know your preference?

USER: I need 1 flag stop within my route.

ASSISTANT: There is a flight with connection 1 and price 600 , can I proceed?

USER: Fine, please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1009.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.