You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ronald Miller here.

ASSISTANT: Yes, Ronald how may I assist you?

USER: I want to go for a trip to Seattle. Can you please book a flight ticket for me on 02/23 to 02/25?

ASSISTANT: Ok, may I know about your trip source and destinations to see the availability?

USER: Sure, it's DEN to SEA.

ASSISTANT: Ok, there is a flight availability with the flight number 1001.

USER: May I know the price and the connection limit?

ASSISTANT: Sure, price will be 100 with connection limit 1. shall I proceed?

USER: It's ok for me. Please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Ok, thank you for choosing us.