You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I would like to visit Denver Museum with my brother, please help me in booking a ticket from SEA to DEN.

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

USER: My planned travel dates are on Feb 15 and Feb 17.

ASSISTANT: Can I know your name please?

USER: My name is Samuel Martin.

ASSISTANT: Do yo have any other specifications?

USER: I prefer a connecting flight.

ASSISTANT: Can I know your other preferences?

USER: No more preferences.

ASSISTANT: There is a flight with connection 1 and price 300, can I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1022.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.