You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you book a economy class flight ticket for me to St.Paul?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: I will travel on Feb 15 and return on Feb 17.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: My source point is DEN and my destination is MSP.

ASSISTANT: Are you ok with connecting flight?

USER: Yes, I am fine with connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: On whose name I have to book the flight ticket?

USER: Please book my flight ticket on name of Laura King.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: I have found a flight with single connection between your journey having with the fare of 100 provided by Frontier airlines in economy class. Are you ok with this flight?

USER: Yes, It is good for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1002.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us, have a great day.