You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you book a flight ticket from MSP to SFO?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: My trip dates are 01/29 and 01/31.

ASSISTANT: May I know your name to proceed further?

USER: I am Robert Adams.

ASSISTANT: Do you have any connection limit?

USER: Yes, I want to travel in a single connecting flight.

ASSISTANT: Robert Adams, which class you need to travel?

USER: I am comfortable with any class.

ASSISTANT: American Airlines is providing connecting flight on this route with a ticket fare of 100, shall I book your ticket in this flight?

USER: Please make sure that depart time is in morning.

ASSISTANT: Again search with your request, here JetBlue airlines is providing connecting flight on this route with a ticket fare of 300 and flight depart in morning session only. Can I proceed with it?

USER: I prefer to travel in normal cost airlines, please check this.

ASSISTANT: I regret to inform you that there is no flight in your route with normal cost airlines. Sorry for inconvenience. I hardly tried to give the best service to you but really sorry for this moment.

USER: That's ok, thank you for your service.

ASSISTANT: Thank you for reaching us.